单项选择题
Do you know what she is majoring ______ at college now
- A． on
B．at
C．with
D．in
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单项选择题
The express train ______ and many people thronged to the station.
A．pulled in
B．pulled up
C．pulled on
D．pulled at -
单项选择题
Teachers have no right to force their own opinions ______ the students.
A．upon
B．at
C．in
D．to -
单项选择题
Not only I but also Ellis and Jane ______ fond of playing basketball.
A．am
B．is
C．was
D．are
