单选题 —______ you're here, can you give me a hand? —Certainly.

单选题 We'll never forget the most ____ days in Wuxi.

单选题 A group of boys were playing basketball. A car passed by and ____ them.

单选题 It is not for the first time ____ I've told you not to drive so fast.

单选题 This material has been kept at ____ temperature for a long time.

单选题 I am ____ in English.

单选题 All of the flowers ____ not.

单选题 It was ____ when he heard the news.

单选题 I'm going to ____ to the beach tomorrow.