问题

At the railway station,the mother waved goodbye to her son until the train was .

A:out of sight
B:out of reach
C:out of order Dout of place
D:out of place

正确答案是：

同类题型

you make a plan，you,d better_____the advantagesand disadvantages of it

City air is very dirty， so it would be wise ______ you to wash your hair often.— I know， but it is not easy ______ me to do that every day.

Put on your coat, you will catch a cold.

_____ the doctors really doubt is _____ my mother will recover from the serious disease soon.

The company is starting a new advertising campaign to ____ new customers to its stores. [ ]