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【单选题】
2029A.
Fill water to HT expansion tank.
B.
Drain off water in HT expansion tank.
C.
Make up water in the hot well.
D.
Make up water in the ballast tanks.
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【简答题】A．She is quite good at it. B．She is of average level. C．She fails most of the exams. D．She is about to give up.
【多选题】Exercise A Watch the video. Check the benefits of Photo Camp.
A.
The students can learn how to take photos.
B.
Photo Camp helps to raise money for refugees.
C.
Some students will be able to use their new skill in their future life.
D.
The photos that students take are published in a magazine.
【简答题】A．She is quite young. B．She is middle-aged. C．She is 40 years old. D．She is of the retirement age.
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