1.
Some dogs can do arithmetic if they are exercised in doing so
有些狗如果受训做算术的话，它们是可以做的。
2.
I do the arithmetic homework for her.
我替她做算术课家庭作业。
3.
Life is painting a picture, not doing a sum. --O.W.Holmes
生活是绘画，不是做算术。——霍姆斯
4.
The five-year-old boy is learning to do a sum.
那个5岁的小男孩子正在学做算术题。
5.
He's very good at arithmetic and anything to do with figures but he can't spell ? that's a totally different kettle of fish.
他擅长做算术和与数字打交道，但他的拼写很差－与前者完全不同。
6.
The doctor smiled and explained, "Oh, she brings me cookies, and I do her arithmetic homework for her."
爱因斯坦笑了笑，解释说：“噢，她给我带些小甜点，我替她做算术作业。”
7.
He was wrestling with his sums.
他正在努力做他的算术。
8.
an arithmetic operation performed on floating-point numbers.
对浮点数做的一种算术运算。
9.
I did the sum quickly because it was easy.
我这道算术题做得很快，因为很容易。
10.
"Well done,Robert, your sums are free from mistakes today!"
“罗伯特，你今天算术做得好，没有错误。”
11.
To find a sum in arithmetic.
做加法，求总和用算术求总数
12.
He did the sum but got the wrong answer/got the answer wrong.
他做了这道算术题, 但答案错了.
13.
3.1.3. Mathematical operators
3.1.3 算术运算符
14.
We are going to have a test on June .
我们打算在六月做试验。
15.
He 's going to get a new jacket made .
他打算做一件新夹克。
16.
I had an inkling of what he intended to do.
我略知他打算做什麽。
17.
We must be prepared for the worst.
我们必须做最坏的打算。
18.
Can you do simple sum in your head?
你能做简单的心算吗？