—Why didn’t Tom ask for help then?
—You know, at such a midnight, there was no one ______.
A.he could turn to | B.for whom to turn |
C.who to turn to | D.for him to turn |
_______, the more exercise you do, the richer your knowledge will be.
A.It is known to all | B.Which is known to all |
C.As we all know | D.As is known to all that |
His mother happened _______ when his program was shown on Channel Young.
A.watching TV | B.to watch TV |
C.to be watching TV | D.being watching TV |
By the time he was ten, Edison _________ experiments in chemistry.
A.had already done | B.already had done |
C.was already doing | D.already did |
The businessperson wanted to sell his goods fast; ______, he chose his partner with great care.
A.therefore | B.otherwise |
C.for | D.however |
Do you know the man____ is talking with Tom?
A.which | B.who | C.whom | D.whose |