[ Main Idea and Sentence Structure ]
What is the purpose of a topic sentence in a paragraph?
A. To introduce the main idea
B. To give supporting details
C. To summarize the conclusion
D. To ask a question

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Time and CalendarVerb to Be Tenses & Object PronounPossessive Pronouns and QuantifiersModal Verbs and PermissionVerb and PrepositionGrammar : Must (Necessity)Present Progressive or Present SimpleV-ing/to-VMixed Present TensesGrammar - First ConditionalOther quiz:
Tag Questions › ViewYou’ve been to Paris,
A. do you?
B. have you?
C. haven’t you?
D. don’t you?
Reported Speech › View
I really like our new teacher.
A. She said that she really liked their new teacher.
B. She said that she really liked her new teacher.
C. She said that she really likes their new teacher.
Grammar › ViewMy teacher ______________ when I interrupted the class
A. was explaining
B. were explaining
C. explained
D. explaining
Mixed General Quiz › View
The ___ in Spain falls mainly on the plain.
a. rain
b. lain