8.　　　 Jeff and Flora looked into each other’s face with a look of fright.

7.　　　 Then Jeff pulled her up. He was standing, holding onto a tree.

6.　 However, before she could think twice, the water was upon her.

4.　　　 I hope so. I enjoyed playing tennis with you.　　　　　　　 5. Your house is on fire.

3.　 Well done! That was a very good ball!　 (对比：It’ll be well done. 会干好的。)

1． Don’t worry! We’re playing for fun.　 2. I haven’t played tennis for a very long time.

难忘的，主人/主持人/主办，恐吓/受惊吓，灾难/灾祸，援救/营救，前进/提升提出，抓住/逮住，吞咽/淹没，拖/曳，努力/挣扎/奋斗，搏斗/争吵，打击/打动，毁坏/摧毁，国家的/民族的，截止时间/最终期限，惊骇，害怕/担心，良机/时机，经纪人/代理商，顽皮的/淘气的，花生，take place (= happen)，on fire，pull sb up，get on one’s feet，go through(=be accepted/experience/study or examine sth closely，esp in order to finde sth)，travel agent，be caught in(=meet with sth/sb)look around，be upon sb/sth，hold onto(=hold on to sb/sth)，fight for one’s life，look into(=observe/examine)，look out of，cut down(=kill sb/cause sth to fall down by cutting it at the base)，sweep away(=remove dust/dirt，etc)，move up and down，take photos of…，in a second，take out，entrance tickets，reach as many/much as…

5-C，2-D，3-E，6-F

SECSB 1A　　　　　　　　 Unit 4 Unforgettable experience

19．--- Lingling, supper is ready!　 --- I’m coming. (我就来。)

*注意：8、10、11、12、13句均为进行时表将来时，14句是一般现在时表将来时。

17．List good ideas and make notes.18．I want to get up early, but my alarm clock didn’t go off.