Only when medical expenses are reducedaccess to proper medical treatment.

How is it going these days–________.

Our teacher told us the earth ________ round the sun all the time.

As Chinese students, every day we have___________ homework to do and we are_________ tired.

I think it’s impossible for us to work out the plan in just two days. It’s too difficult.—You’re right. We can’t be _______ careful while working on it.