【2014湖北襄阳】38. You can’t improve your spoken English ______ you practice it everyday from now on.
A. as soon as B. unless C. if D. since
38.B
（2014·湖北武汉）27. Jim’s a taxi driver, _____ he really wants to be a doctor.
A. or B. and C. so D. but
27.D
（2014天津）34. It was raining heavily, _____ we decided to stay at home and watch TV.
A. but B. or C. because D. so
34. D
（2014天津）39._____ he was very tired, he continued working in his office.
A. Since B. Although C. As soon as D. Because
39. B
