had
have
has
having
第1题:
We are obliged to them because some of these languages have since vanished, as the peoples who spoke them died out or became assimilated and lost their native languages.
第2题:
A、the sleep
B、sleeps
C、sleep
D、a sleep
第3题:
A.we’ve ever given before.
B.but I got nothing out of it.
C.or it will have to look elsewhere.
D.I am afraid we can go no further.
第4题:
A、having concluded
B、to have concluded
C、having come to terms
D、tohave carried out
第5题:
We have to stay at home for a whole day. Why not go out and have a walk?()
A. It likes a good idea.
B. It sounds like a good idea.
C. How is a good idea?
第6题:
but we have at least drawn near the point of admitting that birds should continue survival as a matter of intrinsic right, regardless of the presence or absence of economic advantage to us。
第7题:
Tomorrow will be fine. Shall we go out for a picnic?
()
A. Sounds great!
B. Good luck!
C. Have fun !
第8题:
A.come
B.are coming
C.came
D.have come
第9题:
Pursuant ()the results ()the research, we have canceled out assumptions.
A、to,of
B、on,of
C、to,for
D、on
E、for
第10题: