You’d better stop complaining again and again. Otherwise, you’ll ______ quarreling with Rose again.

nned to climb the mountain today, but insuch ______ bad weather, it seems out of ______ question.

It is very important for English teachers to have aknowledge of the theories of language_______.

(2014·湖南十二校联考)I got an e­mail from my old friend last Sunday.Until then，we________in touch for nearly 3 years

It didn’t surprise us at all causedhis success