单项选择题

A．Employ them as lab assistants.
B．Teach classes at their high school.
C．Help them with their studies.
D．Pay them for participating in the study.
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单项选择题
A．The man had a good time last weekend.B．The farmland in Pennsylvania is beautiful.C．People prefer informal parties to formal ones.D．People do not like life in a big city.
A．The man had a good time last weekend.
B．The farmland in Pennsylvania is beautiful.
C．People prefer informal parties to formal ones.
D．People do not like life in a big city.
单项选择题
A．To play the violin once again.B．To go to the United States.C．To accept a full scholarship.D．To make a tape recording.
A．To play the violin once again.
B．To go to the United States.
C．To accept a full scholarship.
D．To make a tape recording.
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