____ you ask many different questions will you acquire all the information you need to know．
| A．If only | B．As far as | C．So long as | D．Only if |
The sunlight came in____________ the windows in the roof and lit up the whole room.
| A．through | B．across | C．by hour | D．each hour |
Keep up good state of mind even if you___________ fail plenty of times.
| A．must | B．will | C．can | D．should |
--The prison was ___________ fire last night.
--Someone must have set fire___________ it.
| A．on ; with | B．on ; to | C．over; with | D．should |
The __________ is just around the corner and you won't miss it.
| A．bicycle's shop | B．bicycle shop |
| C．bicycles shop | D．bicycles’ shop |
People greatly__________ in their views of life.
| A．lead | B．differ | C．bring | D．struggle |