11．I didn’t send out my application form last week, but I ________.
A．had to B．might have to
C．have had D．should have
12．I will give the ticket to _______ wants to have it.
A．whomever B．whoever
C．some one D．anyone
13．The reason _______ I did not go to the lecture yesterday was that I had something important to do.
A．which B．for that
C．because D．why
14．Be careful with those explosives _______ end up killing ourselves.
A．then we won’t B．but we won’t
C．or we will D．and we will
15．I don’t play basketball any more, _________ when I was a child.
A．but I used to B．I used to |
