In the city, I saw so grand a National Day celebration _______ I never dreamed of．

    A． which           B． as              C． that            D． when

 If only I _______ more confidence in the English speech contest held last week!

    A． would have      B． had             C． had had         D． have

According to the school rules, no child _______ be allowed out of the school during the day, unless accompanied by an adult．

   A． will            B． would           C． might           D． shall

It was not until 1911, _______ the first vitamin was identified, _______ people realized the importance of it．

    A． when; which     B． when; that      C． that; which     D． that; that

 The moment I completed the 800-meter race in the school sports meet, my legs _______．

   A． gave out        B． gave away       C． gave in         D． gave up

 We’ve just heard a warning on the radio _______ a typhoon may be on its way．

   A． what            B． when            C． which           D． that

Traditional Chinese medicine is thousands of years old and has developed _______ time．

   A． over            B． in              C． on              D． of

_______ with the Japanese government, some Chinese people decided not to buy products from Japan any more．

   A． Not satisfying                      B． Not having satisfied         

    C． Not satisfied                       D． Not to satisfy

 After I went abroad for further study, _______ of my parents lived with me．

   A． none            B． neither         C． either          D． any

When Helen saw her tutor nod _______ to her, she calmed down and went on with her performance．

    A． encouragingly   B． amazingly       C． interestingly   D． willingly