__________________ they playing sports?
A. Are B. Is C. Am
--- Shall we stop and have _______tea now?
--- Great.
| A．any | B．some | C．little | D．a bit |
--- Will Mr. Smith be here soon?
--- I can't tell. Let's go and _____when the train arrives.
| A．look | B．look for | C．find | D．find out |
--- Would you like to come to dinner tonight?
--- I'd like to, _____I'm to busy.
| A．and | B．if | C．so | D．but |
--- How long have you ____the football team of the school?
---About two years.
| A．been on | B．been at | C．joined | D．played |
--- My parents have been to the United States.
--- Really? When _______there?
| A．will they go | B．did they go | C．had they gone | D．have they gone. |