It's very dangerous __________ football in the street.
| A．play | B．Playing | C．played | D．to play |
---Dad，I’m afraid I can’t do well in tomorrow’s English test.
--- ___________.You ’ve been working hard these days.I believe you can do it well.
| A．Well done | B．Take it easy |
| C．I’m proud of you | D．Don’t be sad |
--- I feel nervous about the coming summer.
---- Me , too. Hot weather _____ makes people feel hot, ______ causes serious health problems.
| A．either…. or | B．neither …nor |
| C．both….and | D．not only….but also |
--- What do you think of the math problem ?
--- It’s very hard and nobody has _______.
| A．put it out | B．helped it out |
| C．worked it out | D．solve |
—Come and join us, Jimmy!
---I’m sorry, but I’m really busy now. If I ________ time, I would certainly go.
| A．will have | B．have had |
| C．had | D．have |
The environment is becoming worse and worse. I think we should do something to ____ people ____ cutting the trees in order to protect the earth.
| A．stop, from | B．help , out |
| C．stay , away from | D．stop , for |