[ Modal Verbs and Conjuctions ]
I knocked on the door …… no one answered.
A. and
B. but
C. so
D. since

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Past Perfect vs Past SimpleFamily VocabularyHave to / Do not have toVerb TensesIrregular AdjectivesModal Verb Gerund or To InfinitiveIndefinite ArticlePast ContinuousPRESENT SIMPLE - CHILDRENAdjective ClausesOther quiz:
Vocabulary and Grammar › ViewIt’s the fastest way to … sightseeing and the cheapest form of transport.
A. do
B. go
C. make
D. stay
Grammar › View
what do you call a bunch of stairs
A. a flight
B. a flock
C. a troupe
Vocabulary › Viewdoing something very fast and maybe even carelessly
A. tidy
B. frantically
C. solemn
D. summon
Grammar › View
We saw a __________ of monkeys swinging from tree to tree just now.
A. troop
B. team
C. gang
D. swarm
