Exercise 3:Choose the best answer to complete the sentences:
1.    There are billions of stars in _____ space.
    A. a    B. an    C. X    D. the
2.    He tried to park his car but _____ space wasn’t big enough.
    A. the     B. a    C. an    D. X
3.    Can you turn off _____  television, please?
    A. X     B. a    C. an    D. the
4.    We had _____ meal in a restaurant.
     A. a    B. X    C. the    D. an
5.    Thank you. That was ______ very nice lunch.
    A. a    B. an    C. the     D. X
6.    My daughter plays _____ piano very well.
    A. the      B. a      C. X    D. an
7.    Jill went to ______ hospital to see her friend.
    A. x     B. the       C. a    D. an
8.    Mrs Lan went to ______ school to meet her son’s daughter.
    A. x     B. the       C. a    D. an
9.    We visited _______ two years ago.
    A. Canada and the United States      B.  the Canada and the United States
    C.  the Canada and United States      D. Canada and United States
10.    Are you going away next week? No, _______ week after next.
    A. a     B. the       C. some    D. X
11.    We haven’t been to ______ for years.
     A. cinema    B. the cinema      C. a cinema    D. any cinema
12.    It took us quite a long time to get here. It was ______ journey.
    A. three hour    B. a three- hours      C. a three- hour    D. three- hours
13.    I can’t work here. There’s so much ______.
    A. noise    B. noises      C. the noise    D. a noise
14.    I’ve seen ______ good films recently.
    A. a    B. the      C. some    D. an
15.    I often watch ______ television for two hours every night.
    A. some    B. the      C. any    D. X
16.    The injured man was taken to _____.
    A. hospital    B. any hospital      C. the hospital    D. hospitals
17.    She went out without _____ money.
    A. any    B. an      C. a    D. x
18.    Did _______ police find ______ person who stole your bicycle?
    A. a /a    B. the / the    C. a / the    D. the / a
19.   Can anyone give me .......................... hand, please because I have just fallen over?
        A. a                B. an                C. the                  D. X
20. I don’t know what to do. It’s ................................ problem.
        A. quite difficult    B. a quite difficult       C. quite a difficult    D. the quite difficult