Topics: Gerund and Infinitive
Sorry to keep you_______ so long.
a. waiting
b. wait
c. to wait
d. to have waited
Select your answer:

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Tenses and Time MarkersCoordinate ConjunctionGRAMMAR - Could / Could notTenses, Determiners & Subject Verb AgreementPast Tense vs Future TensePresent/Past/Past ParticpleTenses and Verb FormsSecond ConditionalModal Verbs for DeductionMorphology and GrammarOther quiz:
Afraid vs. Scared › ViewMy little brother was … of dentists.
(a) afraid
(b) scared
(c) afraid/scared
Grammar › View
“I see the clouds.”. He told me that she ________ the clouds.
A. sees
B. is seeing
C. saw
