The teacher recommends a break of five minutes every ...
A. hour.
B. two hours.
C. thirty minutes.
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It’s important to ...
A. eat regularly.
B. sleep when you feel tired.
C. keep hydrated.
The teacher is sure that the students will ...
A. pass their exams.
B. fail their exams.
C. do their best.
Read a-h. What are the things you should do according to the teacher?
A. Get very comfortable.
B. Read your notes again and again.
C. Try to learn everything.
D. Eat sugary food while you are studying.
E. Focus on the details.
F. Take regular breaks.
G. Start by choosing the important things to study.
H. Photocopy past exam papers.
真空断路器的触头常常采用哪种类型触头:
A. 桥式
B. 指形
C. 对接式
D. 插入
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