1.
When a nonrestrictive clause appears at the end of a sentence, place a comma before it and a period after it.
当非限制性成分出现在句末时，在它前面加逗号，后面加句号。
2.
If you intended this group of words to be two sentences, add a period in the appropriate place. The first word of both sentences should be capitalized.
如果这组单词是两个句子，则需在相应位置添加句号。两句的句首单词均应大写。
3.
If you intended this group of words to be two sentences, add a period in the appropriate place. The first word of each sentence should be capitalized.
如果这组单词是两个句子，则需在相应位置添加句号。每句的句首单词均应大写。
4.
You have forgotten to put a query at the end of the sentence.
你忘了在句尾加个问号。
5.
We put a full stop at the end of a sentence.
我们在句的末尾加一个句号。
6.
Read these sentences. Add information to the sentences, using the verb in the brackets in its-ing form.
读下列句子，用括号内动词-ing形式添加信息，并使句子完整。
7.
Here is one more mistake. He forgot to put an exclamation mark at the and of the sentence.
这儿还有一个错误。句末他忘了加感叹号。
8.
Arrange the following heading in the correct order. Supply full stops and commas; make any other changes you consider necessary.
按书信的要求排列以下信头，加上句号或逗号，如果需要可作改动。
9.
statement label required for format statement
格式语句要求语句标号
10.
If your sentence contains a group of words that is not essential to the meaning of your sentence, enclose the entire group of words with a pair of commas. It is incorrect
如果句子包含的词组并非句意的实质，可在词组前后都加一个逗号。但不能只加
11.
Add it to the present clause, and, of a sudden, the mind is, quite literally, given pause to think;
给现成的句子加上个逗号，脑子里真会突然停下来想想；
12.
When a nonrestrictive clause appears in the middle of a sentence, place commas around it.
当非限制性成分在句子中间出现时，应当在它前面和后面加逗号。
13.
I experimented with special jokes and witticisms in parentheses at the top of the page;
我试着在每页纸顶上用括号加一些特殊的玩笑和诙谐的语句；
14.
One liter of water was added, and the solution was left at 4oC overnight.
两个比较复杂的句子中间一定要加逗号，以便于阅读和理解.
15.
Full stop: Punctuation mark used to end a sentence.
句号:表示句子完结的标点符号。
16.
Period: Another word to mean a "full stop".
句号:完结一句的标点符号。
17.
It's a good one except for some spelling mistakes. What's more, don't forget to put a full stop at the end of each sentence.
这篇作文很好,只是有几处拼写错误。此外,别忘了在每句话末加上句号。
18.
macroassembler statement label
宏汇编程序语句标号