Lifeislikeridingabicycle.
问题详情：
Life is like riding a bicycle. ______ your balance, you must keep moving.
A. Keeping |
B. To keep |
C. Keep |
D. Being kept |
【回答】
B
知识点：非谓语动词
题型：选择题
问题详情：
Life is like riding a bicycle. ______ your balance, you must keep moving.
A. Keeping |
B. To keep |
C. Keep |
D. Being kept |
【回答】
B
知识点：非谓语动词
题型：选择题
