The Ice Age lasted almost ______.A.1,000 yearsB.100 yearsC.1,000,000 yearsD.11,000 years
The Ice Age lasted almost ______.
A.1,000 years
B.100 years
C.1,000,000 years
D.11,000 years
The Ice Age lasted almost ______.
A.1,000 years
B.100 years
C.1,000,000 years
D.11,000 years
This passage is primarily about ______.
A.the greenhouse effect
B.the burning of fossil fuels
C.the potential effect of air pollution
D.the likelihood of a new ice age
A.has lasted
B.have lasted
C.lasted
A.suffered
B.experienced
C.overcame
D.lasted
A.错误
B.正确
A. reached
B. covered
C. held
D. lasted
A.boring
B.bored
C.clumsy
D.tired
Why was the businessman not satisfied with his secretary?
A.He had given the same speech three times.
B.His speech lasted for an hour.
C.He had made three speeches.
D.The speech was not well written.
A.Since
B.Now
C.Because
D.As
B.has been skating
C.has been skating
D.Neither tense is possible
A tornado is ______.
A.a tropical cyclone with winds of 74 mph or greater which starts over water
B.a fierce, harmful, spinning wind accompanied by a funnel-shaped cloud
C.an ice cream cone
D.a dance performed in Spain