David ________so hard. He is always the first to come and the last to leave.
A.will work B.works C.worked D.was working
If there________ anything I can do to help? Please let me know.
A.is B.will be C.was D.has been
Ben has been in Beijing for years, and he can speak Chinese as________ as the locals.
A.good B.well C.better D.best
She never stops trying, ________ she is making great progress.
A.or B.but C.and D.if
—My grandma is sleeping. ________you please turn down your radio?
—Sorry, I’ll turn it down now.
A.Could B.Need C.Must D.Should
—________was your trip to China, Peter? — It couldn’t have been more wonderful!
A.What B.Why C.How D.When
