As he was about to go out to search for Mary, she happened ____.
| A．to coming in | B．to come in | C．came in | D．to have come in |
There's a man at the reception desk who seems very angry and I think he means__ trouble.
| A．making | B．to make | C．to have made | D．having made |
．— Why does Michael know so much about Angkor Watt?
— He ________ have been there, or...
| A．must | B．oughtn’t to | C．may | D．can’t |
— Do you play football after work?
— Yes, ________ . Playing football is not my favorite sport.
| A．more or less | B．once in a while | C．time and again | D．sooner or later |
These two areas are similar ________ they both have a high rainfall during this season.
| A．to that | B．besides that | C．in that | D．except that |
If Tim carries on working like this, he'll ________ sooner or later.
| A．break down | B．give up | C．get down | D．hold on |