I like sleeping with the window open ______ it"s very cold.[ ]A. if B. wh

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I like sleeping with the window open ______ it"s very cold.[     ]
A. if
B. when
C. until
D. unless

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举一反三

—What will you do _____ you meet a few new words while reading?
—Keep reading. [ ]
A. so
B. unless
C. and
D. when

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—When did you go to university?
—_______ I was 18. [     ]
A. If
B. Because
C. When
D. Although

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_____ he is ill, _____ he goes to school. [     ]
A. Although, but
B. /, /
C. Although, /
D. But, although

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He studies English hard ______ he thinks English is very important. [ ]
A. because
B. so
C. but
D. and

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He studies English hard_____ he thinks English is very important. [ ]
A. because
B. so
C. but
D. and

题型：同步题难度：| 查看答案