1)Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
Sending emails is an ______ way to communicate with other people.
A.
dangerous
B.
happy
C.
effective
D.
interested
2)The phone _________ while I was watching television.
A.
is ringing
B.
rang
C.
has rung
D.
was rung
3)My grandparents used _________ in a small village in the north of Viet Nam.
A.
living
B.
to live
C.
live
D.
to living