问题
选择题
Grandpa is growing old. He keeps on the same thing over and over again.
A.tell
B.tells
C.told
D.telling
答案
答案:D
题目分析:句意:爷爷在变老,他一遍又一遍地重复讲同一件事。keep on doing sth.持续做某事,后跟动名词,故选D。
Grandpa is growing old. He keeps on the same thing over and over again.
A.tell
B.tells
C.told
D.telling
答案:D
题目分析:句意:爷爷在变老,他一遍又一遍地重复讲同一件事。keep on doing sth.持续做某事,后跟动名词,故选D。