《开放英语(本)》1.The mistake was( )by the carelessness of the assi...

17春天大《开放英语(本)》在线作业一
一、单选题：
1.The mistake was(    )by the carelessness of the assistant.          (满分:5)
    A. due
    B. caused
    C. because
    D. owe
2.Excuse me, but can you tell me the way to the post office?(    )(    ).          (满分:5)
    A. Don't ask that
    B. Sorry
     I'm a stranger here
    C. No
     I can't say that
    D. No
     you're driving too fast
3.Must I take a taxi?No, you (    ). You can take my car.          (满分:5)
    A. had better to
    B. don’t
    C. must not
    D. don’t have to
4.The patient acted on the doctor's(    )and finally recovered.          (满分:5)
    A. advices
    B. advice
    C. advise
    D. advises
5.She has two best friends.(    )of them is in the country.          (满分:5)
    A. All
    B. Both
    C. No one
    D. Neither
6.I earn 10 dollars (    )(    ) hour as (    )(    ) supermarket cashier on Saturdays.          (满分:5)
    A. a… an
    B. the… a
    C. an… a
    D. an… the
7.John and Mary(    )for years before they got married.          (满分:5)
    A. had been in love
    B. had broken up
    C. had separated
    D. had been divorced
8.What would you like to have, meat or fish?(    )(    ).          (满分:5)
    A. Either will do
    B. Yes
     I like meat
    C. Yes
     I like fish
    D. No
     they are not my favorite
9.No one can possibly recall any detail about the meeting. It is at least five years since it (    ).          (满分:5)
    A. had taken place
    B. was taken place
    C. took place
    D. was taking place
10.There are nations whose lack of contact with the outside world has(    )poverty.          (满分:5)
    A. fallen into
    B. consisted in
    C. resulted in
    D. come up to
11.Smoking is bad for your health. So please(    )          (满分:5)
    A. give it up
    B. give it in
    C. give it out
    D. give it away
12.She has always(    )to her father, although he did not graduate from a famous university.          (满分:5)
    A. appreciated
    B. admired
    C. respected
    D. looked up
13.If you want to learn something, you had better pay(    )in class.          (满分:5)
    A. care
    B. respect
    C. attention
    D. notion
14.How do you do? Glad to meet you.(    )(    ).          (满分:5)
    A. Fine. How are you?
    B. How do you do? Glad to meet you
     too.
    C. How are you? Thank you!
    D. Nice. How are you?
15.In China, children(    )school at seven.          (满分:5)
    A. has to start
    B. must to start
    C. have to start
    D. can start
16.When was the building(    )?          (满分:5)
    A. complete
    B. completing
    C. completed
    D. completes
17.You like playing football,(    )you?          (满分:5)
    A. do
    B. didn't
    C. did
    D. don't
18.-I'm taking my driving test tomorrow. -(    )(    )(    )          (满分:5)
    A. Cheers!
    B. Good luck!
    C. Come on!
    D. Congratulations!
19.Silk(    )by Chinese for thousands of years now.          (满分:5)
    A. has used
    B. has been used
    C. was used
    D. is used
20.We are(    )in the future of our motherland.          (满分:5)
    A. aware
    B. confident
    C. sure
    D. certain