问题
选择题
It's a custom in China to have some tea or other drinks before the meal ________ . [ ]
A. serves
B. served
C. is served
D. to be served
答案
答案:C
It's a custom in China to have some tea or other drinks before the meal ________ . [ ]
A. serves
B. served
C. is served
D. to be served
答案:C