Câu hỏi: Strong family ties provide us the love and _________ we need for a happy life.

A. secure

B. securing

C. security

D. securely

Câu 1: Can you tell me who is responsible ______ checking passports?

A. to

B. in

C. about

D. for

Câu 2: Whenever problems come up, we discuss them frankly and find solutions quickly.

A. happen

B. encounter

C. arrive

D. clean

Câu 3: Most doctors and nurses have to work on a _______ once or twice a week at the hospital.

A. solution

B. night shift

C. household chores

D. special dishes

Câu 4: Ann is very ______. She takes part in numerous activities outside of school.

A. enjoyable

B. funny

C. outgoing

D. lively

Câu 5: It is parents' duty and responsibility to _______ hands to take care of their children and give them a happy home.

A. shake

B. hold

C. join

D. take

Câu 6: He has been very interested in doing research on _______ since he was at high school.

A. biology

B. biological

C. biologist

D. biologically