Read and fill in the blanks. (根据句意，填写所缺词组)
1. I usually _____________________ (晨练) .
2. I often ___________________ (吃早饭) at home.
3. We ___________________ （上英语课）in the morning.
4. I _________________ (看望祖父母) with my parents on the weekend.
5. Sometimes I___________ (爬山) with my friends.
6. What's your father doing? He's ______________________ (接电话).
7. I like to_____________________ (观察昆虫) in the park.
8.1 always ______________________ (打扫房间) by myself.
9. Come and _______________________ (看一看) at the ants.
10. I'm going to ________________________ (写报告) this afternoon.