(翻译) 老师对他的回答感到满意. The teacher was _ _ his answer.

(翻译) 孩子们常被警告不要玩火。 The children _ often _ _ _ play _ fire.

(翻译) 一些学生害怕受骗。Some students _ _ _ being cheated.

(翻译) 你应该和你的朋友们好好相处。 You should _ _ _ _ your friends.

(翻译) 我发现老师进了教室。I find the teacher _ _ the classroom.

(翻译) 长沙的新变化使参观者们感到惊奇。The _ are _ at the new changes in Changsha.

(翻译) 今天上午我本应该给迈克打电话, 但我忘了。 I _ _ _ Mike this morning, but I forgot.

(翻译) 教授对他的回答感到满意。 The professor was _ _ his answer.

(翻译) 我觉得游泳很有趣。 I found _ _ _ have a swim.

(翻译) 收到他的信已经三天了。 It _ _ _ since I _ his letter.