—______are you staying there?
—Just for two days.
—Just for two days.
| A.How long | B.When | C.How often | D.How many |
如图,一质量为60 kg的同学表演“轻功”,他将4只充满气的相同气球平放在木板上,气球上放一轻质塑料板.在这位同学慢慢站上轻质塑料板中间位置的过程中(球内气体温度可视为不变),则球内气体 ( )

| A.压强变大 |
| B.压强变小 |
| C.体积变大 |
| D.体积变小 |
— You look tired, you should have a good rest for _______ days.
— That sounds good.
— That sounds good.
| A.a few | B.few | C.little | D.a little |
If you eat chocolate, maybe you’ll be fatter(更胖的).
| A.too much | B.much too | C.too many | D.so many |
— do you go to the movies?
—Hardly ever.
—Hardly ever.
| A.How long | B.How often | C.How many times | D.How soon |
Vegetables are good our health, so we should eat them every day.
| A.at | B.for | C.in | D.with |
—_________is very interesting to swim in the river in summer, but it’s dangerous.
| A.This | B.That | C.It | D.He |
—I’m tired and stressed out.
—You should ___________.
—You should ___________.
| A.study hard | B.go to the dentist | C.listen to light music | D.stay out late |
—What are you doing for your vacation?
—________________________.
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—________________________.
| A.I’m going hiking. | B.I went to the beach. |
| C.I often go to the mountain. | D.I like going bike riding. |