At that time I had no idea ________ I could hand it to him without being seen.
A.if |
B.how |
C.which |
D.that how |
Now there is a danger ________ the ground may fall in under the heavy traffic.
A.whether |
B.if |
C.X |
D.that |
We think it possible ________ the local government will be able to solve the housing problem.
A.for |
B.that |
C.when |
D.how |
She took it for granted ________ I'd be back home an hour ago.
A.that |
B.whether |
C.if |
D.when |
I asked her in English ________ she was, and she told me ________ she was an actress.
A.who…that |
B.who…X |
C.what…X |
D.how…that |
________ you have seen things like these before doesn't matter.
A.If |
B.Whether |
C.What |
D.When |