2 . 我们班是由30多名学生组成。
Our class ________ ________ ________ ________ more than 30 students.

3 . 这个医疗队由十位医生组成。
The medical team is ________ _______ of ten doctors.

4 . 氧气占空气成分的五分之一。
About ______ ______ of the air ______ ______ ______ ______ oxygen.

5 . 这个医疗组是由许多著名的医生组成的。
The medical group _______ _______ _______ _______ many famous doctors.

6 . 我们班由来自不同国家的学生组成。
Our class ________________.

7 . The Stylistic Park ________ a football field, some basketball courts and other sports places.

A．is made in

B．is made from

C．is made by

D．is made up of

8 . Jiangsu is_________thirteen big cities. It’s a good place to visit.

A．made of

B．made from

C．made in

D．made up of

9 . —Nice to meet you, Lin Tao. Would you like to tell me something about Jiangsu?
—All right! Jiangsu ________ thirteen big cities. It’s a good place to visit.

A．is made of

B．is made from

C．is made in

D．is made up of

10 . The Philippines(菲律宾) _________________ (由……组成) over 7,000 islands.