—Do you know the song Come on, Haixi!—Yes, and I _________sing it well.A. must B. can C. need
It’s a beautiful, hot day today,________ temperatures _______the thirties.
Heilongjiang is in the _____of China.
He found _________ to sleep.
— Dad, I'm going for Jim's birthday party.— .
Doing eye exercises makes his eyes .