初二英语急急！！！！！

5.The Changjiang River is one of ____ in the world. $h.gC DR
,

A. the longest river B. longest rivers >f)37Q)7T

C. the longest rivers D. longer rivers

7.There are　_A_　boys in Class　Two　than in Class Four. "bDKcHfH

A. more B. many C. most D. best 7H4v:c}4X

10.No one is __D__ Lucy in the class. [1]t
qk3.b

A. so tallest as 　B. as taller as

C. so high as 　　D. as tall as y S‑Hy

帮我分析一下这几题的做法

5. C。one of后接名词要用复数形式。

7. many的比较级是more。

10. 个子高用tall不用high。as...as...中间用形容词的原级。

5、选C

世界上的河所以是三者以上，需要用最高级

7、选A

是2班跟4班的比较，所以用比较级

10、选D

as...as中间加形容词原形，比身高的用 tall