Question

几道英语选择题（请说明理由）

1.--You are always scolding him, aren't you ?
---yes,what he eats_______harm to his health.
A.does do B.do does C.do do D. does did

2.we should spare no efforts to stop pollution ___happily.
A.from living B.to live C.living D.to living

3._____for the dog.You'd better ___it .
A.watch out ; get away from
B.take care ; get away from
C.be careful ; get out of

Answer 1

第1题选A、what he eats做主语、谓语动词用单数、排除B、C、用do起强调作用、排除D
第2题选B、表示目的、
第3题选A、watch out 是当心的意思、get away from是远离的意思、而B中take care 是照顾、照看、语义不多、C中get out of 是出去的意思、语义不多、
自己见解、

Answer 2

1,A原因，do起强调作用
2，A原因stop sth from doing sth
3,A原因watch out for sb/sth当心，注意某事
take care(that.../to do)当心，注意某事
be careful with/about/of当心，注意某事