[ Grammar ]
I spent almost five hours _______ my homework last night.
A. doing
B. to do
C. did
D. do

Random Topics:
Grammar - Punctuation of SentencesTime Clauses of FutureOffering HelpPronouns and QuantifiersDemonstrative SpeechSo....that... Such.......thatPreposition and Word FormAntonymsPresent Simple for Future ArrangementUse of Prepositions or ConjunctionsOther quiz:
Vocabulary and Grammar › ViewThere are many available _______ power sources in Vietnam including sun, wind, water, etx.
A. nuclear
B. hydro
C. renewable
D. solar
Punctuations › View
It can be used to show distance, period of time or number of scores.
A. dash
B. hyphen
C. colon
D. parenthesis
Tenses › ViewThe boys are ________ tennis at the tennis court while waiting for their mother after school.
A. play
B. plays
C. playing
D. played
Modal Verbs › View
I can’t really play sports right now. I have a severe back injury.
A. Obligation
B. Lack of obligation
C. Prohibition
D. Permission
E. Ability
