little- less least old- older/elder oldest/eldest far- farther/further

farthest/furthest

5、数词(基变序，有规则；一、二、三，自己背；五、八、九、十二；其它后接th；y结尾，变为i, eth跟上去。) first, second, third; fifth, eighth, ninth, twelfth; seventh, tenth, thirteenth, hundredth; twenty-twentieth, forty-fortieth, ninety-ninetieth

二、句式

1.陈述句

肯定陈述句a) This is a book. (be动词)

b) He looks very young. (连系动词)

c) I want a sweat like this. (实义动词)

d) I can bring some things to school. (情态动词)

e) There’s a computer on my desk. (There be结构)

否定陈述句a) These aren’t their books. b) They don’t look nice.

c) Kate doesn’t go to No. 4 Middle School. d) Kate can’t find her doll.

e) There isn’t a cat here. (=There’s no cat here.)

2. 祈使句