【解析】try (not) to do sth努力（不）做某事。 try v 试图，设法，努力 【拓展】 (1)try on 试穿(2) try to do sth 努力做某事 【侧重尽力做】 (3) try doing sth 试图做某事 【侧重尝试做】
(4)try one's best to do sth= do one's best to do sth 尽某人最大努力做某事 17. I hate to do chores. 我讨厌做家务。
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【解析】hate to do sth 讨厌做某事, 表示某次具体行为或动作。 I hate to trouble him. hate doing sth不愿意做某事 表示经常或习惯性行为或动作。
She hates smoking in her room.
18.Could I ask you to help me with some chores then? 那我能请求你帮我做些杂活吗？
【解析】ask sb. to do sth 要求某人做某事。
ask for 请求，要某物 ask sb. about sth 向某人询问关于某事
(1)ask sb. for help 向某人请求帮助 (2) ask sb. (not) to do sth请求某人做某事
构成的短语： ask
短语 含义
请某人做某事 ask sb. to do sth
不让某人做某事 ask sb. not to do sth 向某人要某物 ask sb for sth ask for help 寻求帮助
19.I'll finish my homework while you help me with the dishes.
当你帮我洗盘子的时候，我将完成我的家庭作业。
【解析1】finish doing sth 完成某事
【解析2】while conj. “在……期间； 当……的时候”
While 引导的时间状语从句的谓语动词只能是延续动词。 【解析3】help sb. with sth. 在某事上帮助某人。
【注】help v 帮助 → helpful adj. 有帮助的
(1)help sb. do sth. =help sb. with sth. 帮助某人做某事 (2)with the help of sb.=with one's help在某人的帮助之下 (3)without the help of 没有在…的帮助之下
单选练习
【2013 湖北黄冈3】40.—Could I borrow your camera?
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— ___________，but please give it back by Saturday.
A. I am sorry B. Of course C. Certainly not D. No, thanks 【2013潍坊】3. I have two sisters, but ________of them is a teacher. A. all B. neither C. both D. none 2013临沂1】21. When an earthquake happens, and you are outdoors, you sho