However, some foreign companies still have () about China's slow action.然而一些
A.complaints
B.complain
C.complex
D.compel
A.complaints
B.complain
C.complex
D.compel
Some research shows, however, that taking aspirin might make your cold last longer.(翻译)
A. beneficial
B. avoidable
C. permanent
D. practical
A.the thesis or the plan of development
B.the thesis
C.the plan of development
D.the thesis and the plan of development
A、the others
B、others
C、the other
D、some others
Which of the following is NOT true according to the passage?
A. As a woman grows old, her beauty will gradually disappear.
B. A woman with a young mind never feels old.
C. Even a plainly dressed woman may have pure and real beauty.
D. However old she is, a woman with some excellent qualities can still maintain her beauty.
Many Native Americans closely resemble Asians. 正确his has led most scientists to(1)believe something about Native Americans. 正确hey think that most Native Americans(2)from a distant group of people. 正确hese people(3)from Siberia across the Bering Strait, between 17,000-11,000 years ago. 正确he exact time and 4 is still under question. 正确hat is, it is still a(n)(5)of debate. 正确he time they traveled and the route they took is still being argued, as is whether it happened(6).
(7)recently, some anthropologists (人类学家) argued that the migration occurred 12,000 years ago. However, there are a number of difficulties with this theory —(8)particular, the presence of people in the Americas earlier than one might think. 正确here is growing evidence of human(9)in Brazil and Chile 11,500 years ago or earlier. 正确here is also(10)of humans living in the Americas some 50,000 years ago.(11), other possibilities have been suggested.
正确hey may have(12)the land bridge several thousand years earlier or they may have sailed along the western coast. However, some(13)this theory. 正确hey think that humans(14)skills for sailing during that era.
Some consider the genetic and cultural evidence for an Asian origin overwhelming. It should be noted,(15), that some other people are very upset at this idea. Many present-day Native Americans(16)the above theories. 正确hey say those who put forward such theories have political(17)正确hey have their own traditional stories that offer(18)of where they came from. 正确heir own stories claim that their(19)are different from what scientists say. 正确hose accounts, though, have mostly been(20)by scholars. 正确herefore, the origin of Americans still remains a mystery to be explored.
and he watched her as she walked around looking at the fruit and ______ which were for sale. The market was very ______ , but
this woman was so ______ that she stood out in the people. "She looks like a film star," thought John to himself. Suddenly a
thief ran through the shoppers and ______ the woman's bag and ran away. She ______. John ran as quickly as he could to the
______ phone box. He ______ 999, "Please come to the market square at once," he asked the police, "______." John then
returned to the market to try to calm the young woman. However, ______. This explained to John ______.
从下面提供的答案中选出应填入下列英文语句中______内的正确答案。
It is traditional when dealing with languages of all sorts to try to separate concerns with(1), the subject of syntax, from concerns with(2), the field of semantics. Consider the simple "language" of binary numerals. Some examples of binary numerals are
1
101 101
11001 101111
A communication in this language evidently consists of afinite sequence of characters “0”、“1". This is just syntax however, and says(3)about what such a communication is intended to mean.
Numbers are"(4)" mathematical concepts, whereas the digit strings that appear on paper are numerals, that is to say,(5)representations or descriptions of numbers.
选出应填入下面一段英语中______内的正确答案。
One of the difficulties in building an SQL-like query language for the Web is the absence of a database(1)for this huge, heterogeneous repository ofinformation. However, if we are interested in HTML documents only, we can construct a virtual schema from the implicit structure ofthese files. Thus, at the highest level of(2), every such document is identified by its Uniform Resource Locator (URL), a(3)and a text. Also, Web servers provide some additional information such as the type, length, and the last modification date of a document. So, for data mining purposes, we can consider the set of all HTML documents as a relation:
Document (url, title, text,type, length, modify)
Where all the(4)are character strings. In this framework, an individual document is identified with a(5)in this relation. Ofcourse, if some optional information is missing from the HTML document, the associate fields will be left blank, but this is not uncommon in any database.