II.Choose the correct option for each gap in the sentences .
1.Traffic accidents can be prevented if people ... the rules .
A.go after B. obey C. take care of D. remember
2.You should look right and left when you go ... the road
A.up B. along C.down D.cross
3.Public ... in this city quite good and it's not expensive
A.vehicles B. journey C.transport D. travel
4.Hoa used to ... his exercises in the evening
A.does B.doing C. do D.did
5.... is not very far from here to the city central
A.this B it C . there D.that
6.Does your bike ever .... down on the way to school ?
A. break B.take C. do D.turn
7.I...go foot when I was in primary school
A. have to B. used to C. can D. may
8.Give a ... before you turn left or right
A.sign B. turn C. sound D.signal
9.A lot of dancers go to Rio de Janeiro to ... the Rio Carnival
A.join B.perform C.attend D. appear
10.... the film was gripping , Tom slept from beginning to the end
A.However B. Although C. In spite of D.Despite