完形填空。
Hello, I’m David. We know health________very important. So we need some________habits to keep healthy. I have many________. I always exercise for an hour every weekend. It can make me strong and_______. I often________my teeth twice a day. It can make my teeth clean. I usually watch TV for half an hour. Because I know_______too much TV is bad________my_______. I________throw rubbish everywhere. It is very_______to have many good habits.

【小题1】

A．are B．was C．is

【小题2】

A．good B．bad C．/

【小题3】

A．habit B．habits C．habites

【小题4】

A．health B．healthy C．fat

【小题5】

A．brush B．brushes C．watching

【小题6】

A．watch B．watches C．watching

【小题7】

A．to B．for C．with

【小题8】

A．nose B．ears C．eyes

【小题9】

A．never B．sometimes C．always

【小题10】

A．help B．helps C．helpful