外研版七年级英语下册《What can I do for you?》Shopping PPT教学课件下载，共18页。
Shop worker: What can I do for you?
Lingling: I’d like to buy a T-shirt for my mum.
1. What can I do for you? ≈ Can I help you?
以上是购物时候服务人员用语，可以翻 译为“我能为你做点什么？”或“你想买点什么？”
回答时，常用“I’d like …/ I’d like to buy …/ I want to buy …”等句子做答语。
-- What can I do for you?
-- I want to buy a present for my mum.
2. buy sth. for sb.给某人买某物
=buy sb. sth.
我准备给我的妹妹买一些饼干
I will buy several biscuits for my sister.
I will buy my sister several biscuits.
3. try on 试穿 ： 如: Try on the shoes before you buy them.
(1) try to do sth.“努力去做，尽力做”
如：He tries to climb the tree. 他试着努力爬那棵树。
(2) try doing sth. 指“尝试做……看看，不确定结果”
如：If no one answers the door, why not try knocking at the back door?
6. A kilo of beans and two lemons.
“数词+名词+of+物质名词”结构常用来表达物质名词的数量。若要表示量的复数概念时，把(表计量的)名词改为复数形式。
【拓展】
当“数词+名词+of+物质名词”结构作主语时，谓语动词应与(表计量的)名词的单复数一致。如：
Two glasses of water are on the table.
特殊疑问句问句：
1.概念：以特殊疑问词开始的以寻求信息为目的的疑问句
2.结构: 特殊疑问词+一般疑问句（助动词，情态动词，助动词开头）？
3.常见的特殊疑问词
What引导的特殊疑问句
1. 颜色
--What colour does she like?
-- purple.
2. 尺码
-- What size does she take?
-- Small.
3. 时刻
-- What time is it?
-- It’s five o’clock.
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