Mrs. White _______dinner when her son came home.
| A．is cooking | B．was cooking |
| C．are cooking | D．were cooking |
Basketball is so popular a game in the world that ______ people play it for fun and exercise.
| A．million of | B．millions of | C．millions | D．two millions of |
Don't be afraid of asking for help ______it is needed.
| A．when | B．after | C．although | D．unless |
I want to know______do to improve my English.
| A．what I can | B．what can I | C．how I can | D．how can I |
It's important______the piano well.
| A．of him to play | B．for him to play |
| C．of him playing | D．for him playing |
一_______ the sports meeting might be put off(推迟).
一Yes, it all depends on the weather.
| A．I told | B．I’ve told | C．I’ve been told | D．I’m told |