a ridge of rocks or sand, often of coral debris, at or near the surface of the water.
A. reef
B. liquid
C. appearance
D. disguise
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Grammar : can, could and be able toNoun, Quantifiers and SuffixesIndefinite and Definite ArticlesConditional SentenceDefinite and Indefinite ArticleFamily Members and Present SimpleGRAMMAR - Could / Could notPresent Simple for Future ArrangementPassive Voice & TensesPerfect TensesOther quiz:
Grammar › ViewChocolate _____ harmful for your teeth, but strawberries _____ useful for your health.
A. is / is
B. are / is
C. are / are
D. is / are
Vocabulary › View
Which of the following best defines the term “advantage”?
A. A situation in which someone is likely to succeed
B. A situation in which someone is likely to fail
C. A situation in which someone is neutral
D. A situation in which someone is confused
Grammar › ViewCathy ＿＿＿ to the beach with her classmates yesterday. They ＿＿＿ swimming there.
A. is going; are enjoying
B. went; enjoy
C. goes; enjoyed
D. went; enjoyed
Modal Verbs › View
My daughter ___________________ to cook, because I cook for all the family
A. has to
B. can’t
C. don’t have to
D. doesn’t have to