根据上句，在答题卡标有题号的横线上，写出一个语法上及语义上都正确的单词。
小题1: My car needs to be repaired.
My car needs ▲ .
小题2: Pets are not easy to keep.
▲ ▲ to keep pets.
小题3: Do you mind if I sit here?
Do you mind ▲ ▲ here?
小题4: When will the charity show take place?
When will the charity show ▲ ▲ ？
小题5:He’s strong enough to carry the box.
He is ▲ ▲ that he ▲ carry the box..