Lesson 19 同步练习
●I.用括号中所给词的适当形式填空。
1. They did some interesting _____________ (experiment) in physics class. 2. The doctor found out a good _______ (treat) for her mother’s cancer. 3. These __________ (mouse) ran quickly when they saw people come. 4. Helen is much _______ (pretty) than her sister.
5. He bought a dog to __________ (guard) his house. 6. I’m __________ (wonder) what to do this Sunday. 7. She knew some ______ (secret) about the old man. 8. She ________ (feed) the cat and then watched TV.
●II.用because, so或to将下列两个句子连接起来。
1. My grandpa goes to the park every day. He does morning exercises there. ____________________________________________________ 2. Jane works hard. She gets good grades every term.
____________________________________________________ 3. They don’t like him. He often tells lies.
____________________________________________________ 4. I want a bike. I like to ride it to school.
____________________________________________________ 5. His parents are happy. He can take care of himself.
____________________________________________________
参考答案
I. 1. experiments2. treatment 3. mice4. prettier5. guard 6. wondering7. secrets 8. fed
II. 1. My grandpa goes to the park to do morning exercises every day. 2. Jane works hard so she gets good grades every term. 3. They don’t like him because he often tells lies. 4. I want a bike to ride it to school.
5. His parents are happy because he can take care of himself.
相关推荐：
loading