如果结果不匹配，请 
更多“Max: The weather! （60)”相关的问题
A. English people are always interested in the weather
B. I have't been practising enough
C. I don't know
D. to meet English people
E. I have some trouble
F. What can I talk about
G. Where should I go
H. May I help you
Max: What's the matter, Peter？ You don't look very happy.
Peter: I'm not. I'm worried about my English.
Max: What's the problem？
Peter: (56) .
原问题为
max f=3x1-2x2-5x3+7x4+8x5，
s．t．x2-x3+3x4-4x5=-6，
2x1+3x2-3x3-x4≥2，
-x1+2x3-2x4≤-5，
-2≤x1≤10，
5≤x2≤25,
将下列线性规划问题化为标准形式：
max z=-x1+4x2，
s．t．3x1-x2≥-6，
x1+2x2≤4，
x2≥-3．
A.max=3
B.max=4
C.max=5
D.max=6
On 6 April 2015, Star Ltd gave the camera to Max for free. The camera had a market value of ￡1,400 on 6 April 2015.
What is Max’s taxable benefit in respect of the camera for the tax year 2015–16？
A.￡1,000
B.￡1,400
C.￡2,000
D.￡1,600
