twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.
---What’s wrong with Jane? ---A letter from home _____ an attack of homesickness.
The students were told to _____ their English before going abroad.
The novel is so badly written that I can hardly _____ what the writer is trying to say.
Why is he not allowed to stay here? , it’s his home.
.She is a diligent student, and all her spare time she has staying in the library.