You don’t need to make fancy foods to impress guests—it is something simple but good _____ will do.
A. what B. that C. which D. who
The school has developed an online system students can choose their own teachers.
A. which B. that C. whom D. where
We’d better stay here a little longer he turns up unexpectedly.
A. although B. in case C. since D. if only
---I’m sorry, but there is no smoking on this flight.
---Oh, I _____that. Sorry, I won’t again.
A. don’t know B. didn’t know C. won’t know D. haven’t known
---Have you read the book?
---Yes. But that one is _____worth reading. I suggest you______ it if you have time.
A. best; read B. well; read C. better; read D. more; should read
_____the problem of land erosion getting more serious, the government is searching for a way to deal with it.
A. As B. With C. When D. If
