You needn’t ______ me. I’m old enough to take care of myself.
A. worry about
B. write down
C. put away
D. wake up
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I have _______ as a music teacher for three years.
A. worked
B. working
C. work
D. works
You can go out _____ you promise to be back before 11 o’clock.
A. so that
B. as far as
C. so long as
D. in case
I’d like to have a try, ____ I may fail.
A. since
B. though
C. until
D. after
汽转动汽车方向盘时,汽车方向盘操纵杆( )变形。
A. 弯曲
B. 轴向拉伸
C. 扭转
D. 剪切