Relative clauses from outer space

The astronaut _____ flew the space ship is not from Earth.

• who

• which

• that

• whose

• where

Combine the two sentences using a relative clause:

We met a friend last week. His wife works for NASA.

Write the reduced form of the underlined phrase.

The alien who lives on that planet is very friendly.

We are on holiday. Yesterday we visited one of Jupiter's moons.

Which of the following sentences is written correctly?

• The moon which we visited yesterday is very small.

• The moon, which we visited yesterday, is very small.

Which piece of information is NOT necessary?

Black holes, which are located all over our universe, are very mysterious.

• which are located all over our universe

• are very mysterious.

I helped the space traveler _____ spacecraft had broken down.

• who

• which

• that

• whose

• where

Neil Armstrong is very famous.

Which of the following sentences is written correctly?

• Neil Armstrong, whom I met once in Houston, is a famous astronaut.

• Neil Armstrong whom I met once in Houston is a famous astronaut.

This is the student ...................... likes science fiction.

• which

• whose

• who

• where

Write the reduced form of the underlined phrase.

Yesterday I read a book which was written by Asimov.

The year ________ we first landed on the moon was memorable.

• where

• who

• when

• which