They seemed ______ each other for a long time.
| A．knowing | B．to know | C．having known | D．to have known |
To improve your spoken English, you’d better listen to the tape ______.
| A．generally | B．fluently | C．frequently | D．gradually |
Ten minutes later，a bus ______ and everybody got on it.
| A．came up | B．added up | C．looked up | D．put up |
Have you seen Jack recently? I wonder ______ with his classmates.
| A．how is he getting along | B．that he is getting along well |
| C．what he is getting along | D．if he is getting along well |
As a result of destroying the forest, ______ of animals ______losing their homes.
| A．a number; is | B．the number; is | C．a number; are | D．the number; are |
--- I’m leaving for Shanghai tomorrow.
--- ________.
| A．See you later. | B．Have a pleasant trip! |
| C．Let’s go out for a drink. | D．Bring me a present. |