Chỗ nối bằng dấu phẩy chỉ đơn giản là đặt không đúng chỗ các dấu phẩy thường là kết quả của sự không chắc chắn của một nhà văn, sự thiếu hiểu biết về quy tắc dấu phẩy, hoặc do sơ suất chỉ đơn giản. Khi bạn viết hai mệnh đề độc lập trong một câu, | review of the five most common grammatical errors 137 COMMON ERROR 4 COMMA SPLICES Comma splices are simply misplaced commas that usually result from a writer s uncertainty ignorance about commas rules or just plain negligence. When you write two independent clauses in one sentence you need more than a comma to separate them. No error is more common than the comma splice learning to avoid them and or correct them is the single most significant improvement you can make in your writing. TIP When in doubt about a comma leave it out. You have a better chance of conveying meaning without a comma than you do with sticking one in arbitrarily and thereby splicing the sentence. COMMON ERROR 5 TEN COMMON SPELLING MISTAKES AND WORD CONFUSIONS Because these words are so commonly misused or misspelled the list provided in Lesson 6 is repeated here in full. You will be judged harshly by your teachers and your readers if you fail to use these words correctly. 1. Accept verb to take something Except preposition but or other than The teacher accepted most of Tim s excuse except the part about how the dog ate his homework. 2. Advice noun describes help you give someone Advise verb describes the act of giving someone verbal help The teacher advised the students to take her good advice and study hard for the examination. 3. Affect verb to modify or make a difference Effect noun a result The effect of bad study habits is often seen in a student s school failures which may affect future opportunities. 138 writing your first draft 4. Bad adjective used with linking verbs as well as to modify nouns Badly adverb in an inferior way The teacher feels bad when her students perform badly on their tests. 5. Can verb being able to do something May verb having been given permission to do something The students can study harder but the chances that they will do so often seem slim. If the students do well early in the week the teacher may give them permission to goof off one hour on Friday. 6. .
