Unit3 1.How many后常跟可数名词复数,询问数量。如: How many cars do you have? I have three. How many robots do you have? I have ten. 2.Can I have a look? 我可以看一看吗? can在这里表示请求。如: Can I have one? 我可以有一张吗? 3. have可以与动词同形的名词连用,表示一种动作。如: have a look 看一看 have a talk 谈一谈 Unit4 1.can 能,会 (情态动词) 否定形式:cannot = can't 肯定句: I can fly. 我会飞。 否定句: I can't fly.我不会飞。 一般疑问句:Can you fly? (回答为:Yes,I can. / No, I can't.) 特殊疑问句: What can you do? 你会干什么? 2.either 也 (用于否定句末尾) 如:I can't swim either. 我也不会游泳。 3.well 修饰动词,表示“好”的意思。如: I can play football well. 我足球踢得好。 |