题目内容

_______ he had not hurt his leg, John would have won the race.

A. If
B. Since
C. Though
D. Then

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My parents live in a small village. They always keep candles in the house _____ there is a power out.

A. if
B. unless
C. in case
D. so that

You’d better not leave the medicine ______ kids can get it.

A. even if
B. which
C. where
D. so that

The engineer are so busy that they have zero time for outdoor sports activities, _______ they have the interest.

A. whever
B. whenever
C. even if
D. as if

______ our manager objects to Tom's joining the club, we shall accept him as a member.

A. Unitl
B. Unless
C. If
D. After

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