Câu hỏi: It is difficult ___________ all the instructions at the same time

A. to remember

B. remember

C. remembering

D. remembered

Câu 1: People in my country are very open and _________.

A. friend

B. friendy

C. friends

D. friendly

Câu 2: They are going ____________ Halong Bay in this summer vacation.

A. visit 

B. visiting

C. to visit

D. visited

Câu 3: Let’s____________ the exhibition together.

A. going

B. to go

C. go

D. went

Câu 4: – What are you doing tomorrow? – I ___________ to my friend’s birthday party.

A. go

B. am going

C. goes

D. went

Câu 5: Alan agreed _______ hide and seek with me this afternoon.

A. to play

B. play

C. played

D. playing

Câu 6: He couldn’t have committed the crime _________ he was with me that day.

A. because

B. because of

C. although

D. despite