— Susan, would you like to go hiking with us this afternoon?— I'd love to, but I study for a test.A. may B. have to C. can
--- Tom looks unhappy.What’s the matter?--- He got annoyed _____ her words.
--- Shall we call a taxi?--- Okay.Let me _____ the phone number in Yellow Pages.
Shy people get _____ when they have to speak in public.
I’ve borrowed _____ books from the library for my report.
_____ Chinese are learning English for a better future.