问题

It’s polite ______ “Thank you” when you receive something from someone.
A:Both
B:All
C:None
D:Neither;
B:All
C:None
D:Neither;
正确答案是:
同类题型
Why are you so angry?— Jack failed to return my tennis bat on time again. He _______his words.
______ of the city ______ covered with parks and gardens.—Wow, it’s really a green city.
_______ do you clean yourroom— Every day.
Why must we invite him to our discussion —-Her opinion because of her experience.