--- No. I took it by ______ mistake.

A.the ; a B. a ; / C. a ; a D. the ; /

【题目】—Do you want to be healthy?
—________.Smiling can help you stay healthy.
A.Smile
B.Smiling
C.Smiles
D.To smile

【题目】It's 8 o'clock. Tony's parentsTV in the living room.
A.is watching
B.are watching
C.watch
D.watches

A. am B. is C. are

【题目】We ask the students toat 9: 30 in the evening.
A.get up
B.have breakfast
C.have class
D.go to sleep

【题目】Judy is a good student. She'sthe first to come to school. Shecomes to school late.
A.often; always
B.never; sometimes
C.always; never
D.sometimes; usually

【题目】The population in China quite large. And it is reported that about one sixth of the population old people.
A.is; is
B.are; are
C.is; are
D.are; is

—Sounds ____.

A. goodB. wellC. good ideaD. bad

【题目】My daughter will call _______ as soon as she _______ Shanghai.
A.me up, will arrive in
B.up me, arrives at
C.up me , arrives at
D.me up, arrives in

—His pet dog died.

A. lookB. looksC. to lookD. looking