— Has Mr. Tom White arrived?
— Yes, already. _____ he wait outside or just come in?
| A．Shall | B．May | C．Could | D．Must |
If Joe’s wife won’t go to the party，________.
| A．he will either | B．neither will he | C．he neither will | D．either he will |
People are living in ___ world where mouse clicks rule our life, so online searches have become _____ must．
| A．the; / | B．/; a | C．a; a | D．a; the |
When I got back home I saw a message pinned to the door _______ “ Sorry ______ you and I will call later. “
| A．reading, to miss | B．that was read, missing | C．to read, to miss | D．read, missing |
It was so cold that he had the fire ___________ all night long.
| A．to burn | B．burn | C．burning | D．burned |
--- Let’s have a rest.
--- Not now. I don’t want to stop _________ now.
| A．studying | B．to study | C．for studying | D．studied |