下载APP
举一反三
【单选题】羊水中葡萄糖浓度在何水平反映胎儿肾成熟（）
A.
2.29mmol/L
B.
<0.40mmol/L
C.
<0.56mmol/L
D.
>0.56mmol/L
E.
>0.80mmol/L
【单选题】有如下事件过程：Private Sub Form_Load() Show Dim Arr() As Variant Arr = Array(1, 3, 5, 7, 9, 11, 13, 15) Call converse(Arr) For i = 0 To 7 Print arr(i); Next iEnd Sub 以上程序的功能是，通过调用Converse过程，将数组Arr中的元素逆序存放并输出...
A.
Private Sub converse(dim a() as Variant ) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
B.
Private Sub converse(dim a() as Variant) Dim T Dim J As Integer J = (LBound(A) + UBound(A)) / 2 For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
C.
Private Sub converse(a() As Variant) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
D.
Private Sub converse(a() As Variant) Dim T Dim J As Integer J = Int((LBound(A) + UBound(A)) / 2) For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
【单选题】检查羊水，结果是提示胎儿肾成熟（）
A.
卵磷脂／鞘磷脂比值为2.3
B.
淀粉酶值为500U/L
C.
胆红素类物质值为0.01
D.
含脂肪细胞出现率为23％
E.
肌酐值为2.3mg％
【单选题】Every year more than half a million American kids have drainage(排泄) tubes surgically implanted in their ears to combat persistent infections. The procedure, known as tympanostomy, may not be as (62) a...
A.
[A] feeling [C] health
B.
[B] hearing [D] memory
【单选题】提示胎儿肾成熟（）
A.
双顶径>8.5cm
B.
羊水卵磷脂／鞘磷脂（L／S）>2
C.
羊水肌酐值>176.8μmol／L（2mg／dl）
D.
羊水胆红素类物质值<0.02
E.
羊水含脂肪细胞出现率>20％
【单选题】Section BDirections: There are 2 passages in this section．Each passage is followed by some questions or unfinished statements．For each of them there are four choices marked A, B, C and D．You should de...
A.
could not easily be absorbed by the human body
B.
were potentially harmful to people's health
C.
were too expensive for daily consumption
D.
could not provide any cure for vitamin deficiencies