Câu hỏi:

Jack spends almost his time staring at his smart phone, ___________ is very short-sighted.

A. and     

B. or     

C. but     

D. so

Câu 1:

I love cooking, _________ my sister doesn’t.

A. because     

B. so     

C. but     

D. and

Câu 2:

My dad enjoys ________ his bike to work.

A. to ride     

B. ride     

C. rides    

D. riding

Câu 3:

He ___________ to the USA so far.

A. is     

B. was     

C. will be     

D. has been

Câu 4:

Laughing is good_________ your health.

A. for     

B. to     

C. with     

D. of

Câu 5:

 I __________ Nha Trang when I was a child.

A. visit     

B. visited     

C. will visit    

D. have visited

Câu 6:

The word they in paragraph four refers to ______.

A. people of other countries

B. cross-cultural bridges

C. Peace Corps volunteers