4、生( trainees )制造的机器运转良好。3.她给儿子的礼物是本字典。4他们当中一些人，生长在农村，从未见过火车。5正在修建的这座房子将作我们的餐厅。The lecturegiven by Mr. Smithwas very interesting.The machinesmade by the traineeswork very well.The presentgiven to his sonwas a dictionary .Some of them,born and brought up in the country
5、side,have never seen a train.The buildingbeing builtwill be served as our dining- hall.6我们在规定的时间和地点见到了他。7当时所用的仪器（instrument）是新式的。8这些是旧汽车。9我昨天收到了一封用英文写的信。10在那棵大树底下朗读的那个女孩是谁？We met him at the time and placegiven.The instrumentused at that timewas new.These areusedcars.
6、Yesterday I received a letterwritten in English.Who is the girlreading aloud under the big tree?11你曾亲眼见过那幢建于十八世纪二十年代的楼么？12欢迎那些对此讲座感兴趣的人准时参加。13这些是历史遗留(leave over)下来的问题.14还有三个问题有待解决。15听到这个消息他们高兴(或激动)得跳了起来.Have you seen the buildingbuilt in the 1970s?Thoseinterested in
7、the lectureare welcometo attend it in time.These are problemsleft over in history.There are 3 problemsremaining to be solved.There are 3 problemsto be solvedHearing the news, they jumped with joy( excitement ).16由于不知道地址,我们没法和他取得联系。17他们给我寄来一封信，希望得到我的支持。18他在站在那里等公共汽车。1
8、9这些学生说说笑笑的走进教室。20这位外国人站在那里看起来很焦急，显然是迷路了。Not knowing his address, we have no wayto get in touch with him.They sent a letter to me
