Here are some toys. You can ___ one or two for you little son as a gift from me.
A、single out
B、pick out
C、take out
D、work out
第1题
I finally ___ the reference in a dictionary of quotations.
A、track out
B、track down
C、track up
D、trace down
第3题
Circus tiger, although they have been tamed, can ___ attack their trainer.
A、unexpectedly
B、deliberately
C、reluctantly
D、subsequently
第4题
Physics is ___ to the science which was called nature philosophy in history.
A、alike
B、equivalent
C、likely
D、uniform
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