[ Grammar ]
People used to ___________________ silly things when they were young.
A. do
B. did
C. does
D. doing
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Verbs and Possessive AdjectiveGrammar - Verb FormsGerund, Infinitive, Bare VerbInfinitives and ING FormsAdverbial Clause / If / ComparativesConjunctive AdverbAsking & Giving AttentionTime ExpressionsPresent TensesOn, At, ByOther quiz:
Gerunds and Infinitives › ViewAs doctors continue (search) _______ for a cure for the common cold, they have found some things that make people more vulnerable to catching a cold.
A. to search
B. searching
C. to search
D. “to search” and “searching”
Grammar and Vocabulary › View
These are the critics’ opinions.
A. reviews
B. season
C. trailers
D. subtitles
Grammar › ViewTake a burger with you ________ you get hungry later.
A. when
B. if
C. in case
D. so as not to
Homonyms › View
The carpenter used a ___ to make the plank flat.
a. plain
b. plane