The Earth is the only_______ having life in the solar system.

A. constellation B. star C. comet D. planet

Have you seen the place_______ the graduation ceremony will be held?

where B. in that C. which         D. in where that

Be careful_______ these chemicals, they may do harm_______ your health.

with-to B. of-to C. x – for          D. with – for

Jim_______ to his girlfriend on the phone when I_______ in.

A. talked, came B. talked, was coming

C. was talking, was coming D. was talking, came

Either I or they_______ enjoying the party now.

are B. was C. were D. is

The Asian Games are_______ every four years in different Asian countries.

taken place B. held C. happened D. hold

The number of competitors who take part in the Olympic Games increases every year.

join B. happen C. take place D. accept

______ is a kind of energy formed from the remains of dead plants and animals.

Geothermal B. Nuclear power C. Solar energy           D. Fossil fuel

It was nice to see all his family, all of who I have met before.

        A                                 B                              C                    D

Protecting the environment is the duty of people live anywhere in the world

    A                                                         B                                            C          D.