When the traffic lights are red, we _______ stop.
| A．should | B．might | C．must | D．may |
Han Han’s new book will ________ next month.
A. come out B. come on C. come in
– Would you like another piece of cake ?
-- _______ . I’m full.
A. That’s all right. B. I think so. C. No, thanks.
Mary prefers _______ to ________ .
A. sing, dance B. sing, dancing C. singing, dancing
Listen! There must be someone _________ through the jungle.
A. trek B. treking C. trekking
Lots of children lost their parents _________ the earthquake.
A. because B. because of C. instead of