— Are you sure you have to ? It’s been very late.— I don’t know __________ I can do it if not now.
—Excuse me, how can I get to the museum? -- Sorry. It's my______ time to he here. A. one B. first C. once
—Can you come to my party on Wednesday? —Sorry, I can't. I___ finish my homework. A. may B. would C. have to
The high-speed trains are much than the common ones. A. fast B. faster C. fastest
Linda has two Chinese friends. often talk in Chinese. A. Their B. Them C. They
There isn't any ______in the fridge. We need to go shopping. A. oranges B. milk C. eggs