19.Take a map with you while traveling_____you have a guide or know the place well,or
you will get lost.( )
you will get lost.( )
| A. | when | B. | if | C. | unless | D. | because |
18.___________ he was poor,__________ he donated money to help the people in need.( )
| A. | /; so | B. | Although; but | C. | Although;/ | D. | Though; but |
17._________ of the girls in our school had better achieve a balance between work and play.( )
| A. | Every | B. | Either | C. | Every one | D. | B&C |
16.The radio says that there was a terrible traffic accident sometime _________ 8a.m._________ 10a.m.
this morning.( )
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this morning.( )
| A. | between; and | B. | from; to | C. | between; to | D. | from; and |