I don’t know if Jack . If he , call me, please. A. will come; will comes B. comes; come C. will come; comes
----It’s important_____ a foreign language. ----I agree with you. We should study hard.
I ______ to think their jobs were ______ .
The maths problem is ______ hard for us ______ solve.
The girl was seen the piano at 4.00 yesterday afternoon.
— Where ’s your mother ?— She ________ Shanghai . She won’t be back ________ next week .