单项选择题

A．Penicillin is a kind of antibiotics and it can kill bacteria.
B．All antibiotics can kill bacteria.
C．Some antibiotics just slow the bacteria down.
D．Thanks to penicillin, the woman’s father survived many years ago.
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单项选择题
A．Call the operator in the hotel.B．Dial directly.C．Ask the hotel receptionist for help.D．Go to the public telephone booth in the hotel.
A．Call the operator in the hotel.
B．Dial directly.
C．Ask the hotel receptionist for help.
D．Go to the public telephone booth in the hotel.
单项选择题
A．The maid did not prepare his dinner.B．The maid ate the chicken herself.C．Dr. Stukeley ate the chicken.D．He had eaten the chicken himself.
A．The maid did not prepare his dinner.
B．The maid ate the chicken herself.
C．Dr. Stukeley ate the chicken.
D．He had eaten the chicken himself.
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