“Why can’t you do it now?” “_____I’m too busy.”
A.Since |
B.As |
C.Because |
D.For |
_____it is raining, we had better take a taxi.
A.For |
B.As |
C.Because of |
D.When |
It was_____he was ill that he was absent yesterday.
A.because |
B.as |
C.since |
D.now that |
_____everybody is here, Let’s set off.
A.Since |
B.Because |
C.For |
D.After |
I would like to do it_____I like it.
A.since |
B.because |
C.because of |
D.now that |
If you_____this experiment you will understand the theory better.
A.will be doing |
B.have done |
C.will have done |
D.would do |