14.-The weather isn’t good enough for an outing,is it?-To much dust.We can’t have__________at this time of the year.
---Did a letter come for me? ---Yes, ____ came for you when I was on the point of going out this morning.
I hear they’ve ____ Tom because of his performance, which he didn’t mention when we talked on the phone.
My attention was beginning to wander and therefore I am afraid that I ____ the main point of the lecture.
Teng Xiuqin, ____ head of the Beijing Home of Red Ribbon, says that society’s understanding of ____ AIDS patients has progressed a lot in the past decade.
The task _______ by the time you come back.