Câu hỏi: Choose the letter A, B, C or D the word that has the underlined part different from others.

A. A. fasten      

B. daddy     

C. backpack     

D. water

Câu 1: Choose the letter A, B, C or D to complete the sentences

If we continue to deforest, our earth ___________ polluted.

A.  

B. is      

C. will be      

D. was

Câu 2:

If students recycle and use recycled materials, they will save _________.

A. energy      

B. food      

C. water      

Câu 3: Rearrange the sentences to make meaningful sentences

area/ has become/ my/ great/ in/ pollution/ Water/ problem/ a.

A. Water in my area pollution has become a great problem.

B. Water problem has become a great pollution in my area.

C. Water pollution in my area has become a great problem.

D.  

Câu 4: Rewrite sentences without changing the meaning

We can use this bottle once again.

A. We can reduce this bottle.

B. We can reuse this bottle.

C. We can refill this bottle.

D. We can recycle this bottle.

Câu 5: Choose the letter A, B, C or D the word that has the underlined part different from others.

A. A. wrap      

B. swap      

C. ask      

D. that

Câu 6:

Water is used to generate __________.

A.  

B. electricity      

C. money      

D. deforestation