In the experiment we kept a watchful eye __________ the development and recorded every detail.
A.with |
B.on |
C.for |
D.to |
---When shall I call, in the morning or afternoon?
----___. I’ll be in all day.
A.Any | B.None | C.Neither | D.Either |
nearly all our money, we couldn't afford to stay at a hotel.
A. | Having spent | B. | To spent | C. | Spent | D. | To have spent |
Life is unpredictable; even the poorestbecome the richest.
A. | shall | B. | must | C. | need | D. | might |
I don’t believe what you said, but if you can prove it, you may be able to _________-me.
A.convince | B. inform | C.guarantee | D.refuse |
Among the many dangers_________-- sailors have to face, probably the greatest of all is fog.
A.which | B.what | C.where | D.when |