【题目】I agreed to her suggestion let her down, though mine was better.

【题目】— Who’s that man in our classroom? It ________ be Mr. Brown. He is much taller.

【题目】 Birds use their feathers for flight, some of their feathers are for other purposes.

【题目】―The price of food, drinks and clothes has so quickly these years.

【题目】Don't leave the tap running again, or I won't excuse you second time.

【题目】―You know, I met my girlfriend's parents for the first time only yesterday.

【题目】The young man expressed his about the terrible accident.

【题目】Tina have known the truth, or she would have told us.

【题目】Recycling is one way to protect the environment; reusing is .

【题目】Summer camping is a great experience for students. It is good to help them .