.No one knows exactly when our ancestors started talking,but new evidence suggests _______might have happened a long time ago.
A.which | B.what | C.it | D.they |
They were much ______ by the magician’s trick and were falling about.
A.annoyed |
B.amused |
C.enjoyed |
D.disappointed |
They spoke in ______ for fear that they should be heard.
A.shouts |
B.silence |
C.screams |
D.whispers |
It was ______ creative thinking that I took the course, not to get high marks in examinations.
A.developing |
B.to develop |
C.develop |
D.being developed |
The children enjoyed ______ round the newly polished floor.
A.sliding |
B.slid |
C.to slide |
D.being slid |
It is a waste of time ______ him – he is determined to go his own way.
A.warning |
B.warned |
C.warn |
D.having warned |