Thechemistryteacherwarnsus
来源:语文精选馆 2.79W
问题详情:
The chemistry teacher warns us__ in the laboratory.
A. not to smoke B. against smoking C. of smoking D. A or B
【回答】
D
知识点:介词
题型:选择题
问题详情:
The chemistry teacher warns us__ in the laboratory.
A. not to smoke B. against smoking C. of smoking D. A or B
【回答】
D
知识点:介词
题型:选择题