The main bedroom measures 12 feet by 15 feet.

6． I take two pills a day and don't need to exercise.

1) exercise n. （u.）运动、锻炼；(c.)操、练习 (eye/morning ~s)

e.g. take exercise 进行锻炼；do exercises 做操、做练习

2) need 需要，必要

sb. need to do sth. 某人需要做某事

sth. need /require/want doing = sth. need/ require/ want to be done (某物）需要被----

There is no need for sb. to do sth. （某人）没有必要做某事

7． The pills really work!

work / help/ do

work vi. 起作用、有效果

e.g. His plan doesn't work in real practice.

　　 The medicine will work in half an hour.

help vi. (事物)有帮助、有用 = be helpful 有作用

e.g. I told him to listen carefully in class but it wouldn't help.

　　 Crying won't help now.

do vi. = be OK / all right

e.g. It doesn't do to work too late.

　　　　　　--Will you lend sth.to write with?-Will a pen do?

8. My mother, who you met last year, keeps telling me not to take them because-----------

keep doing / keep on doing

keep doing sth. 继续不停,（中间）不间断地做某事，常与延续性动词和状态动词连用。

keep on doing sth. (前后）反复做某事（同一件事）

　　　e.g. keep thinking/hoping /wondering

keep on jumping/making the same mistake

他一动不动地在那里站了半个小时。He kept standing there for half an hour.

他在课堂上一再地站起来。He kept on standing up in class.

9．-------, and I agree, but then I look so slim at the moment.

agree vi. 同意、赞成

agree with1）同意某人（的话、意见、观点）sb. agree with sth.

　　　　　　　　e.g. Sorry, I can't agree with you (your words , what you said)

2) 与......一致; (气候、食物等)适合人sth. agree with sb./sth

e.g. What you do should agree with what you say.

　　 Cold weather doesn't agree with old man.

agree on sth.(双方) 对......意见一致、达成一致看法

e.g. The two sides agree on / about the date of the meeting.

agree to sth. （一方）同意, 接受（另一方的意见、提议）,赞成......（提议、计划）

e.g. Finally I had to agree to her plan.

agree to do sth. 同意做某事

e.g. He agreed to give me a hand when I was in trouble.

　agreement n. 协议

　　　　　　　常用搭配：come to / reach / arrive at / sign / break/tear up an agreement

10． I followed my doctor's advice and exercise for at least half an hour every day.

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