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【单选题】
羟基脲的抗肿瘤作用机制是A.
抑制二氢叶酸还原酶
B.
阻止嘧啶核苷酸生成
C.
阻止嘌呤核苷酸生减
D.
抑制核苷酸还原酶
E.
抑制DNA多聚酶
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【单选题】Because he was not ________ the new speed limit, he was stopped and fined by the police.
A.
good at
B.
tired from
C.
interested in
D.
aware of
【判断题】The nurse should help the patient to put on the ID bracelet on admission(入院时).
A.
正确
B.
错误
【简答题】使用分词改写下列句子: The young man was fined because he was made a phone call while he was driving.
【单选题】---What happened to Henry? ---He ___ fined(罚款) because of driving after drinking.
A.
is
B.
was
C.
has
D.
had
【单选题】The man was fined because he was caught ______ a tree.
A.
cut
B.
to cut
C.
cutting
D.
be cutting
【简答题】听下面一段材料, 回答第1-3题。 1. What is not allowed in the museum? A. Talking B. Touching the exhibits C. Flash photography. 2. Why didn’t the man see the signs? A. Because his English was not good. B. Because h...
【单选题】He was fined because he ______ the traffic regulations.
A.
denied
B.
violated
C.
stopped
D.
observed
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