Unit 4 Whats This?第一课时一、用a或an填空。1. _ apple2. _ dog3. _ pear4. _ boy5. _ egg二、按要求写单词。1. its(完整形式)_2. isnt(完整形式)_ 3. that(对应词)_ 4. yes(反义词)_ 5. look(汉语意思)_三、根据句意及汉语提示,完成句子。1. _(看), its a lion. 2. This is _(一;一个)egg. 3. Whats _(那;那个)?4. Is it an orange? _(是,是的), it is. 5. Is it a rabbit? _(不;不是), it isnt. 四、根据图片,回答下列各题。1. Whats this? _2. Whats this? _3. Whats that? _4. Whats that? _5. Is it a cat? _答案：一、1. an2. a3. a4. a5. an二、1. it is2. is not3. this4. no5. 看三、1. Look2. an3. that4. Yes5. No四、1. Its an egg. 2. Its a tiger. 3. Its a lion. 4. Its an orange. 5. No, it isnt. Its a dog.
