题目内容
(请给出正确答案)
[单选题]
I'm tired. I () working very hard.
A.have
B.am
C.had
D.have been
查看答案
如果结果不匹配,请 联系老师 获取答案
A.have
B.am
C.had
D.have been
A、Surf
B、surfed
C、having
D、surfing
A.for
B.about
C.of
B.unless you come
C.until you will come
D.until you shall come
A.hold up
B.hold on
C.keep on
D.keep up
A.difference
B.distinction
A.I really can‘t. You‘ll not mind, I think
B.Let‘s put it off till later
C.Thanks, but I have to work that evening
D.No, I don‘t want to
A、badly
B、directly
C、strongly
D、hardly
A.can manage
B.could have managed
C.could manage
D.can have managed