_________his lecture is short, it gives us a clear picture of the new program.
A. If
Because
C. Although
D. when
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It is from my parents__ _ I learned a lot about life.
A. who
B. whom
C. that
D. which
Classes___, the students rushed out for home.
A. were over
B. being over
C. are over
D. over
Ten people were killed and more than eighty people were___ wounded in the train crash.
A. horribly
B. wrongly
C. bitterly
D. seriously
Do you think Peter is___ the truth?
A. saying
B. speaking
C. telling
D. talking
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