将下列单词归类。
beef , fish ,book ,kitchen, mother, sister, living room , bag , rice , study
（1）family member（家庭成员）:__________ ___________
（2）food （食品）: ________ _________ __________
（3）school things （学习用品）: ______ _______
（4）room（房间）:_______ ________
选词填空。
（in, play sports, like, Because, go shopping, writing, climbing, doing）
I like summer. _______I can swim in the lake.
He is ______ an e-mail in the study.
I often ______. Sometimes I ______.
What are they doing? They are _______ trees.
写出下列动词的ing形式。
cook______
watch_______
collect________
read________
write_______
eat_______
run_______
swim_________
take________
play_______
请按要求写单词。
September（缩写形式）
mother（口语形式） ____
run（ing形式） ____ __
over there（译成汉语） _
tomato（复数形式） _
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