我教英语已经教了六年了。I ______________English for 6 years.(是否延续下去,看上下文)
A. have been taught
B. have been teaching
C. has taught
D. have taught
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我一直在考虑这件事.I _______________ it over.A. . C.
A. have been thinking
B. have think
C. have thought
D. have been thought
我教英语已经教了六年了。I ______________ English for 6 years(我还会继续教下去)A. B. C.
A. have been teaching
B. has taught
C. have taught
D. have been taught
Lily _________________the door.(油漆可能已经干了)
A. has painted
B. have paint
C. has been painting
D. has been paint
给水排水工程图“——F——”表示( )。
A. 热水给水管
B. 废水管
C. 污水管
D. 生活水管