He said ______ at the meeting and just satthere silently.

Why do you suggest we buy a new machine?—Because the old one has been damaged ______

the man injured in the earthquake—The doctor said if _________ in a proper way, he was likely to be saved.

We were greatly amused by ________

The study of natural history is not something to be left to biologistsIn fact, their capacity _____ the time they can spend away from their offices is very limited