With their new lock， you __________ search for keys in your bag any more． Isn't it cool？（ ）
A．needn'tB．can'tC．mustn'tD．shouldn't
We still know little about the Moon_________men have landed on it．（ ）
A．ifB．sinceC．althoughD．because
What a sunny day! Why not go cycling？
_________．（ ）
A．No， I don't mindB．You'd better not
C．That sounds greatD．It's my pleasure
I have some tickets for the football match． I called my friends to see_____．（ ）
A．where did they buy them
B．why they liked to go there
C．when did we go together
D．whether they'd like to go
In order to send the donations to the hospital as soon as possible， the drivers_____ stopped to eat or rest during the journey．（ ）
A．nearlyB．hardlyC．badlyD．mostly
________famous Chinese songs， such as The Love Song of Kangding and Jasmine Flowers，were sung during the concert．（ ）
A．A number ofB．The number of
C．A great dealD．A great deal of