【题目】Which of the following is true?

【题目】Why doesn’t Betty want to go?

【题目】Where do the elephants come from?

【题目】How long will the woman keep the books in all?

【题目】What’s the weather like in the morning?

【题目】I’m certain his advice is quite _____ (有价值的) to the students.

【题目】The bad tooth _____ (引起) much pain and I had to see the dentist at last.

【题目】With the opening of the two-child policy, the _____ (人口) of China will become larger

【题目】We love peace and really hope there are no_____ (战争) any more in the world.

【题目】Do you know the teacher________?