肺结核患者，痰中带血丝，应给予的处理是（） A.可待因0.03g B.10%葡萄糖酸

用所给单词的适当形式填空。

1. He is          (write) an email to his father now.

2. That big ship           (sink) into the sea many years ago.

3. He was very excited when he           (read) the letter from his mother.

4.I think playing basketball is           (excited).

5. Did you see Mei Ling           (play) computer games when you came in?

有关正常人血液中IgG亚类浓度的说法正确的是（）.

A.IgG1>IgG2>IgG3>IgG4

B.IgG4>IgG3>IgG2>IgG1

C.IgG1>IgG3>IgG2>IgG4

D.IgG4>IgG2>IgG3>IgG1

E.IgG2>IgG1>IgG3>IgG4

在窗体上画—个名为Command1的命令按钮，然后编写如下程序： Private Sub Command1_Click()Dim i As IntegerSum=0n=InputBox("Enter a number")n=Val(n)For i=1 To n Sum= 【12】 Next iPrint Sum End Sub Function fun(t As Integer)As Long p=1 For i=1 To t p=p*i Next i 【13】 End Function 以上程序的功能是，计算1!+2!+3!+...+n!，其中n从键盘输入，请填空。

在那种情况下，某病的患病率与发病率比值将增大（）

A.病死率高

B.该病痛程短

C.该病痛程长

D.暴露时间长

E.该病发病率高

《联合国国际货物销售合同公约》规定，索赔期自买方实际收到货物之日起 ( )年内。

A．1

B．2

C．3

D．4