单选题：Tim is in a good state of health _____ he doesn't get much ..

题目内容：

Tim is in a good state of health _____ he doesn't get much exercise. A. if
B. even though
C. unless
D. as long as

参考答案：

—You needn’t take an umbrella.It isn’t going to rain.—We..

—You needn’t take an umbrella.It isn’t going to rain.—Well，I don’t know.It________do. A．mightB．needC．would D．should

分类：从属连词题型：单选题

_____ regular exercise is very important, it's never a good idea to exercise too close to bedtime.A. ItB. As C. Although D. Unless

分类：从属连词题型：单选题

_____ the activities might seem childish, in reality they require a lot of strength and determination.A. WhenB. As C. While D. Once

分类：从属连词题型：单选题

The place was flooded _____ it had been raining for several weeks.A. because B. because of C. ever sinceD. as a result of

分类：从属连词题型：单选题

Everything began to shake. It seemed _____the world was at an end.A. even if B. as if C. ifD. although

分类：从属连词题型：单选题