II. 根据句意选词，再用其适当的形式填空（每小题1分，共10分）
remind of; cut down; set off; account for; balance;
ca
tch sight of; break out; measure; settle down; mix with
1.To keep fit, you should have a ____________ diet, such as energy-giving food, protective food, and so on.
2.To have a friendly environment, car owners are encouraged ____________ the use of cars.
3.Our classroom ______________ nearly 50 square meters in area.
4.Seeing the photos at the party, we _____________ the days when we were in high school.
5.His story on the newspaper _______________ a heated discussion the other day. .
6.That he was ill for several days _______________ his absence from school last week.
7.The food will taste better if it _________________ some meat.
8.He got his coffee, came back and ______________to writing his report which needs to be handed in the next day.
9.Once the deadly disease ________________, it will be very hard to stop it from spreading.
10.When I passed by, I __________________ some students wandering outside the net bar. .
是制备硫酸的重要反应。下列说法正确的是
变大