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A closer look 2

Câu 1
1đ

Choose the correct answer.

The scientist ______ studies plants works in the forest.

whose
when
who
which
Câu 2
1đ

Choose the correct answer.

The bird ______ nest is in that tree sings every morning.

which
whose
that
who
Câu 3
1đ

Choose the correct answer.

The river ______ runs through the valley is very long.

whose
where
which
who
Câu 4
1đ

Choose the correct answer.

The girl ______ loves animals takes care of a sick turtle.

whose
which
that
when
Câu 5
1đ

Choose the correct answer.

The mountain ______ has snow on top looks beautiful.

when
that
who
whose
Câu 6
1đ

Read the example and choose the correct answer.

e.g.:

- Earth, which is the third planet from the Sun, depends much on the Sun for its energy.

- Earth depends much on the Sun for its energy.

_____

Non-defining relative clauses are used to _________.

give contrast information
explain the main clause
add extra information
Câu 7
1đ

Choose the sentences that can omit relative clauses.

The second planet from the Sun is Venus, which is sometimes called the Earth's sister.
The ocean, which is the body of salt water, contains 97% of Earth's water.
Landforms make up the areas which include mountains, hills, plains, and plateaus.
One of the world's most famous Earth scientists is James Hutton, who is a British geologist.
Arctic Ocean ice and water make up a habitat for polar bears, whose main food is seals.
Câu 8
1đ

Complete the sentences with correct relative pronouns.

1. Planet Earth, is also called the Blue Planet, is covered with water and land.

2. Peter Molnar, has done many studies on climate change, is one of the best-known Earth scientists.

3. Neil Armstrong, trip to the moon marked a giant leap for mankind, was the first to walk on the moon.

Câu 9
1đ

Complete the sentences with correct relative pronouns.

4. Suoi Thau, is in Ha Giang, is one of the most gorgeous grasslands in Viet Nam.

5. People often do green things to protect Earth on the Earth Day, is celebrated on 22nd April.

Câu 10
1đ

Combine the two sentences into one, using a non-defining relative clause.

Moonquakes are much weaker than earthquakes. Moonquakes can last up to half an hour.

→ Moonquakes, , are much weaker than earthquakes.

Câu 11
1đ

Combine the two sentences into one, using a non-defining relative clause.

Mars has mountains and canyons on its surface. It is a rocky planet like Earth.

→ Mars, , has mountains and canyons on its surface.

Câu 12
1đ

Combine the two sentences into one, using a non-defining relative clause.

Venus is considered the twin sister of Earth. Venus has a similar size and structure as Earth.

→ Venus, , is considered the twin sister of Earth.