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【单选题】
表示平均斜率的字符是A.
D
B.
S
C.
L
D.
G
E.
γ
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举一反三
【单选题】患者,男性32岁。白血病,血红蛋白50g/L,胸痛伴全身软弱无力,皮肤、黏膜、指甲苍白。护士为患者输血时,错误的操作是
A.
严格执行“三查八对”
B.
护士操作时带上手套
C.
输血前先输入少量生理盐水
D.
为达到治疗效果,开始时速度宜快
E.
两袋血之间输入少量生理盐水
【简答题】请翻译句子: 对不起。
【简答题】请翻译句子: 你好。
【单选题】---Where’s Mary? I didn’t see her this week. --- I didn’t see her, _____.
A.
other
B.
too
C.
either
D.
instead
【单选题】-- Why didn’t you come to see the film with your parents last weekend? -- I _____ my lessons for the month- exam.
A.
was preparing
B.
prepare
C.
prepared
D.
have prepared
【单选题】Someone knocked at your door just now,but I didn’t see who was.
A.
this
B.
it
C.
that
D.
one
【单选题】—I didn’t see you when I went to your office yesterday afternoon. Where were you? —I ____ a meeting in the meeting room.
A.
have
B.
will have
C.
am having
D.
was having
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