Living in Western China certainly has its problems, _________obtaining water is not the least.

When winter comes, the days get_______.

What about my career prospects Is my work contract ___________- I think so. If we’re satisfied with you, you can become our permanent worker.

We’ve offered her the job，but I don’t know ________ she’ll accept it.(2011·山东)

If there is time, I’ll do my homework _______ better.