【题目】The students are very excited. They 　　　on a school trip next Monday.

【题目】There are plenty of tomatoes in the fridge. You 　　　buy any.

【题目】-Tom，which subject is 　　　for you，physics or chemistry?

【题目】-　　　is it from here to the shopping center?

【题目】Car racing is exciting，　　　it's very dangerous.

【题目】My friend Jenny will arrive in Beijing 　　　May 10．

【题目】-Andy, is this bike　　　？

【题目】—I called you this morning. But there was no answer.

【题目】—All of us find ________ necessary to make good use of time every day.

【题目】Which of the following underlined letter’s sound is different from others?