Ⅰ.根据句意及首字母或汉语提示完成句子
1．Mr. Lei, the leader of a big company, is friendly to his workers and he has a good r________ with them.
2．“Don't climb up the tall tree，” the young mother w________ her child yesterday.
3．2019·百色My father and Uncle Wang have been good friends for many years, and their ________(友谊) is very strong.
4．There are different kinds of ________(昆虫) in nature.
5．Most Africans have black ________(皮肤), but ours is yellow.
