There are two big questions, ask the teacher. How to do this second big question?

1 had2 is going(will go)

3 goes went

4 will give

5 play

Is not is nancy going to go camping? is/ isn't

i'll changed to i won't will i go and join them ? should/ shouldn't

Will and not will we meet at the bus stop at 10:00 ? yes we will/ won't

Add not am i going to listen to music afte school ? are/ aren't

Will add not will he go hongkongby piane next week ? will/ won't

The sentence components should be clarified, so that it is only superficial.

lete^x = 2(secu)^2

e^x dx =4(secu)^2. tanu dudx =2tanu du

xe x absent (e x -2) dx

2∫x d√(e^x -2)

Partial integral udv = uv - v du

2 (e x -2) -2 (e x -2) dx2 (e x -2) -2 ( 2tanu ( 2tanu du)2 (e x -2) -4 2 (tanu) 2 du2 (e x -2) -4 2 volts [(secu) 2 -1] mengming du

2√(e^x -2) -4√ +8√ +c2√(e^x -2) -4√2.√[e^x -2)/2] +4√ -2)/2] +c

2√(e^x -2) +4√ -2)/2] +c

37.(1) Inappropriate. The certified public accountant shall implement the letter of confirmation of the zero balance and the accounts cancelled during the current period, except:

Non-accounts are not material to the financial statements and the risk of material misstatement associated with them is low.

2) Inappropriate. The correspondence process is mainly aimed at the existence of an identification and is not effective in dealing with the risk of underestimation of accounts payable. /

When the risk of underestimation of accounts payable is high, the confirmation procedure should be used to choose to confirm the creditors of the important ** business of the audited unit when the amount is not large or even zero on the balance sheet date.

3) Inappropriate. Select items from the inventory records to trace the physical inventory, and verify the accuracy of the inventory records;

Select items from the physical inventory to trace to the inventory record, and the inspection is the completeness of the inventory record.

4) Inappropriate, the letter is for the existence of the determination, the full provision for bad debts is related to the valuation and apportionment determination, can not be due to the has.

The provision for bad debts in full will no longer be subject to the confirmation procedure.

5) Not just a good shot. CPAs should also consider whether it is necessary to test accounting entries and other adjustments throughout the accounting period.

6) Appropriate.

f(x)=ax+b/(x-1)-a

f'(x)=a-b/(x-1)²

k=f'(3)=a-b/9

According to the title: a-b 4=(2a-1) 2

Sodium 4a-b = 4a-2

Zen Eggplant Brigade b = 2

f(x)=ax+2/(x-1)-a

f'(x)=a-2/(x-1)²

Equation f(x)=t(x-2x+3)|x|Is that right?

Question 5: The equivalence relationship is: insect specimens are equal to 30, and the unit is the total number of all specimens, so 26%x-20%x=30, and the solution is x=500

started, this is not necessarily right) 4. told go

I'm lazy. There is also homework to write.

1 to 4 Past tense 5 Future tense 6 infinitive.

I was annoyed when I looked at it, English was not my strong point.