—Would you mind if I open the windows?
— , go ahead.
A．Of course not B．Sure C．Sorry D．Better not
—Look, the palace is so great.
—Yeah, it nearly 800 years ago.
A．was building B．was built C．has built D．is built
—Jonny, you can’t until 11 pm, or you can’t get up on time.
—I know, but I haven’t finished my homework.
A．put up B．look up C．stay up D．stand up
—Uncle John is badly ill these days.
—Sorry to hear that. he leaves the bad factory, he won’t be able to get better.
A．If B．Though C．Since D．Unless
—Why does Sally look so unhappy?
—It’s a bad morning for her. When she got off the bus, she she had left her purse on it.
A．realized B．thought C．hoped D．believed
目前，环境污染越来越严重，请你根据以下要点以“How to Protect Our Environment”
为题，用英语写一篇短文。内容要点如下：
1）环境污染日趋严重，白色污染随处可见。
2）最近几年来在中国许多地区出现了雾霾天气(hazy weather)。
3）建议大家尽量不要自己开车，而是坐公交车或地铁出门。阻止工厂把废弃物排入河中来减少水污染。
4），我们不应该使用一次性（disposable）盘子，碗。
5）我们还应该......
注意：1）文章必须包括所给内容要点，要求语句通顺，意思连贯。
2）第五要点需用2到3句话做适当发挥。
3）词数80左右。
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