请根据所给词的适当形式填空。
1. Tom wants to ____________ (buy) a postcard today.
2. Go straight for five ____________ (minute).
3. Usually he ____________ (walk) to school every day.
4. This is my book, that is ____________ (you).
5. Sarah ____________ (take) a trip next week.

按要求写出下列单词的正确形式。
1. party ( 复数形式 )____________
2. first ( 基数词 )____________
3. are ( 单数 ) ____________
4. mum ( 对应词 ) ____________
5. wolf ( 复数形式 ) ____________

Read, choose and correct：
How manyfestivalare there in a year? （______）___________
A B C

These are ________.

A．socks

B．dress

C．sweater

How many _____ do you want?(  )

A．apple

B．apples

C．an apple