[ Grammar ]
A:Do you know ___ a good friend? B:A good friend knows ___.
A. how to do; his friend needs
B. what to be; does his friend need
C. how to be; what his friend needs
D. what to do; what does his friend

Random Topics:
Perfect and Past TensesPresent Perfect and Present Perfect ContinuousTenses - AuxiliariesNoun and Modal VerbsGerundTenses, Determiners & Subject Verb AgreementPresent Simple: affirmative, negative, interrogativeSimple TensesPast SimpleCommunicative GrammarOther quiz:
Zero and First Conditionals › ViewMy sister ___ the phone if she is watching a film in TV.
A. doesn’t answer
B. will not answer
C. answers
Vocabulary › View
To examine methodically by separating into parts and studying their interrelatedness.
A. analyze
B. compare
C. investigate
D. experiment
Grammar › View_____________I go out for a moment? I need to make important phone call.
A. May
B. Will
C. Should
D. Might
Conditionals › View
If John knows the answer, he _____ (tell) me.
A. would tell
B. will tell
C. tells
D. told
