You'd better not leave the medicine __ kids can get at it．
A．even if B．which C．where D．so that
—What do you think of the new English teacher?
—___she is an elegant lady, she can be extremely difficult to work with．
A．Even if B．When C．While D．Once
You have no idea how she finished the relay race _ _ her foot wounded so much．
A．for B．when C．with D．while
The whole family were worried about Jane because no one was aware ___she had gone．
A．that where B．of the place which
C．of what D．of where
By the time he realizes he _____ into a trap, it'll be late for him to do anything about it．
A．walks B．walked C．has walked D．had walked
—Shall I keep an eye on your house when you are on holiday?
— .
A．It's up to you B．Of course you should
C．If you should like D．I would appreciate that．(
