----It is ______ that self-protection education is required at school.
----I agree. We always have a large course ______ months.
| A．certainly; every a few | B．certain; every few |
| C．sure; every a few | D．surely; every few |
Children ______ to difficult situations are better at handling those _____ tasks.
| A．exposing; challenging | B．exposed; challenged |
| C．exposed; challenging | D．exposing; challenged |
The plan _____ just because people were unwilling to cooperate.
| A．broke up | B．broke down | C．broke away | D．broke off |
—It is burning hot today, isn’t it?
—Yes. _______ yesterday.
| A．So was it | B．So it was | C．So it is | D．So is it |
______ houses were knocked in the earthquake.
| A．A great many of | B．The number of | C．A great number of | D．Amounts of |
______ by a crowd of fans, he couldn’t move a bit.
| A．Surrounding | B．Surrounded | C．To be surrounded | D．To surround |