当时的情况需要我们立刻作出决定。

3) In the next three years of your senior high school life, you will face more and more challenges, ______________________and perseverance.

　在接下来的三年高中生活中，你会遇到越来越多的挑战，这需要耐心和毅力。

3. comfort

品味典例：

He has enough money so that he can live in comfort,. 他有很多钱，足可舒舒服服过日子。

归纳拓展：

1) comfort n. 舒适；安慰 vt. 安慰; comfort ... with 以......安慰；以......使舒适

2) in comfort 舒适地 give comfort to 安慰(某人)

3) comfortable /uncomfortable adj. 舒适的/不舒适的； comfortably adv. 舒适地

即景活用：用comfort的适当形式填空

1) Her father pays for her board but she keeps herself__________________.

　她父亲负担她的吃住，而她自己则过着舒适的日子。

2) Were it not for science, we could not live a ____________________ life.

3) (2012·山东)Being able to afford a drink would be ________________ in those tough times.

4. keep it up

品味典例：

1) Well done, and keep it up，Tom! 干得好，汤姆，再接再厉!

2) If Sun Yang could keep it up, he would break the world record again.

归纳拓展：

keep it up继续，坚持；保持优秀成绩 keep ...away from 使...离开/远离

keep...from 阻止某人干某事... keep back 阻止；隐瞒，保留；

keep up with跟上；不落后 keep on doing继续；保持

keep up 保持；持续(天气); 坚持; 沿袭(风俗、传统)

keep off避开；不接近 keep to坚持；不离去 keep...out (of)关在...外；不准...入内

即景活用：用keep有关短语的正确形式填空

1) It's hard to ________________ the changes in computer technology.

2) He can _________nothing ____________from his friends.

3) We must _____________ the children_________ the water's edge.