1 . You can always depend on Peter, a _________ (rely) friend who is always there for you. (所给词的适当形式填空)

2 . The quality of take-away food is not ______ (可靠的). （根据汉语提示单词拼写）

3 . Most people are willing to work with whoever is ________(可靠的) and easy to get along with. (根据汉语提示单词拼写)

4 . They are looking for employees who are ______(rely) and hard-working. (所给词的适当形式填空)

5 . He won't let you down. He is r___________.(可靠的；可信赖的) (根据中英文提示单词拼写)

6 . The boss is looking for someone who is ___________ (rely) and hard-working. (所给词的适当形式填空)

7 . I am sure that our information comes from a ______ (可靠的) source. (根据汉语提示单词拼写)

8 . It is simple and ________ (rely) in our belief. （所给词的适当形式填空）

9 . Light is ______ to plants.

A．internal

B．reliable

C．essential

D．conventional

10 . David is a ______(可信赖的) person and all of his colleagues trust him. (根据汉语提示拼写单词)