（1）.Mum is at work.I have to ____________ ____________（照顾）my sister at home.

（2）.I am going to have a long summer ____________ （假期）.

（3）.They are ____________（放松）at home.

（4）.He goes to the south to ____________（探望）his uncle.

（5）.I think going ____________ （野营）in the forest is a good activity.