1. .................... upstairs. ( to go)
2............................in this lake. (not / to swim)
3. ............................ your housework. (to do)
4. ........................... football in the yard. (not / to play)
5. ...........................your teeth. (to brush)
6. ...............................during the lessson. (not / to talk)
7. .................................the animals in the zoo. (not / to feed)
8. ................................instructions. (to read)
9. ................................... late for school. (not/ to be)
10. .....................................your mobiles. ( to swich off)
Mong các bạn giúp đỡ! Thank you