It is difficult for us to learn a lesson in life ______ we’ve actually had that lesson.
| A． until | B．after | C．since | D．when |
Mr. Alexander doesn’t just write for fun; ______, writing is his bread and butter.
| A．at last | B．in fact | C．in a word | D．as a result |
I don’t believe that he will marry Kathy whom he doesn’t love at all,________?
| A．do I | B．don’t I | C．will he | D．won’t he |
Rather than ________ on a crowded bus，he always prefers ________ a bicycle.
| A．ride；ride | B．riding；ride | C．ride；to ride | D．to ride；riding |
I think teachers should be strict _______ their students ______ studies.
| A．in; with | B．with; in | C．about; in | D．with; for |
The flat rent is expensive, I’ve got about half the space I had at home but I am paying ________ here.
| A．at twice much | B．as much twice | C．much as twice | D．twice as much |