Câu hỏi:

Choose the letter A, B, C or D to complete the sentences

Our lives are in __________ because of pollutions

Choose the letter A, B, C or D to complete the sentences

Scientists claimed that there __________ eight planets in our solar system.

Choose the letter A, B, C or D to complete the sentences

I’m curious about the __________ space of the Earth.

Choose the letter A, B, C or D to complete the sentences

I can’t stand __________ with such a talkative person like her.

Choose the letter A, B, C or D to complete the sentences

Scientists think it is possible to send humans on a __________ to Mars by the 20130s.

Choose the letter A, B, C or D to complete the sentences

This water is __________ poisonous that people here can’t drink.

Choose the letter A, B, C or D to complete the sentences

Have you ever seen a flying __________?