16.--- I’m not good at singing, you know.
---_________. It’s just for fun.
A.All right | B.No problem | C.Come on | D.Cheer up |
I _____ you yesterday, but you weren’t in.
A.rang | B.rang to |
C.rang with | D.rang to |
No matter how much you’ve learned and how high a standard of education you have had, you must _______ the people heart and soul.
A.serve | B.serve for |
C.serve to | D.serve on |
. If you want to sell your product you must _____ it.
A.advertise | B.advertise for |
C.advertise on | D.advertise to |
New medicines and instruments ______ every day to extend life.
A.develop | B.are being developed |
C.are developing | D.have developed |
A red sky in the morning ______ to be a sign of bad weather.
A.says | B.is saying |
C.has said | D.is said |