[ Grammar ]
They _____ study hard.
A. have
B. has
C. have to
D. has to

Random Topics:
Grammar: Imperative and Exclamatory Sentences-Ing and Infinitive Verb PatternsDefinite vs Zero Article Abstract NounsProgressive Verb TensesNoun, Quantifiers and SuffixesIndependent and Dependent ClausesModal Auxiliaries and Similar ExpressionsGrammar - Wh QuestionsGerund Subject or ObjectWish SentencesOther quiz:
Grammar › ViewThe villagers are they were years ago. There is no change at all.
A. differently from
B. not as friendly as
C. as friend as
D. as friendly as
Grammar Past and Future Tense › View
Past form of: bring
A. Bought
B. Brought
C. Bringed
D. Bringt
Verb Tenses › ViewYour guess is as good as mine. What does this mean?
A. We both have the correct answer.
B. We both have the wrong answer.
C. You have the right answer and I have the wrong answer.
D. I don’t know the answer,
Mixed General Quiz › View
The only royal palace ___ the United States is on the island of Oahu.
a. in
b. on
c. at
