Choose the correct answer A. B, C or D to fill in the blank.

The unique beauty of the bay with its karsts make it a natural to be added to UNESCO’s World (1) ____ listing. But, it seems the opinions are divided among (2)____.

There are more (3) ____ 1,600 islets in the bay, their limestone worn down by 500 million years of (4) ____ downpours, and topped by thick jungle growth. Some of the islands are hollow, creating (5)_____ caves. Some of the larger islands have their own lakes.

At the centre of the bay there (6) _____ 775 of the formations in an area of just 330 square kilometers - an invitation (7) ____ travelers to board a traditional Vietnamese junk-boat and (8) ____ the bay, it’s islands, caves, and floating villages.

their limestone worn down by 500 million years of (4) ____ downpours, 

Find the mistake in each sentence. (Em hãy tìm lỗi sai trong mỗi câu sau)

You must taking off your shoes before entering this room.

Choose A, B, C, or D that best completes each sentence.

You _____ travel alone to the mountain. Always go in a group.

Choose A, B, C, or D that best completes each sentence.

If we had a ________, we wouldn't get lost.

Choose A, B, C, or D that best completes each sentence.

Which city is _____: Ha Noi or Ho Chi Minh City?

Choose A, B, C, or D that best completes each sentence.

Tra Co Beach is _______ beach  in Viet Nam.

Choose A, B, C, or D that best completes each sentence.

You ______ be late for school. It’s against the school regulations.

Choose A, B, C, or D that best completes each sentence.

________ is a large thick bag for sleeping in, especially when you are camping.

Choose A, B, C, or D that best completes each sentence.

It is often rainy in Hue, _______ remember to bring an umbrella.

Choose the sentence that has the same meaning to the first one. (Em hãy chọn câu có nghĩa giống với câu đã cho.)

It’s dangerous to walk alone after 10.pm in the park.

Choose A, B, C, or D that best completes each sentence.

The Imperial City in Hue is the greatest __________.

Choose A, B, C, or D that best completes each sentence.

Ha Long Bay is Vietnam's _________ wonder.

Choose A, B, C, or D that best completes each sentence.

You ________ take a lot of warm clothes when you go to Sa Pa in winter.

Choose A, B, C, or D that best completes each sentence.

“Do you finish packing?” - “Yes. All my things are in my _________.

Choose A, B, C, or D that best completes each sentence.

The islands in Ha Long Bay are named _________ things around us.

Find the mistake in each sentence. (Em hãy tìm lỗi sai trong mỗi câu sau)

The Great Wall of China is the world’s longer structure.