问题 选择题

We have brought in a good grain harvest for three years_________.

A.on purpose

B.on end

C.on duty

D.on watch

答案

答案:B

词义辨析题  我们连续三年谷物丰收。  A. on purpose 故意 B. on end  连续    C. on duty值日  D. on watch 值班 根据句意选B

选择题
单项选择题