[ Tenses ]
Over 40 years ago astronauts ________ on the moon.
A. are landing
B. were landing
C. have landed
D. landed

Random Topics:
Auxiliary Verbs, if, unless and ModalSecond ConditionalsApostrophes and GrammarSimple TenseComparative AdverbsSentence Fragments and Complete SentencesGerunds as objects of prepositionFigurative Language VocabularyAdverbs of DegreeDaily Routines & TensesOther quiz:
Verbs & Phrasal Verbs › ViewYour flight is at 3 o’clcock, so you’ll need to _____________ an hour before.
A. check in
B. check up
C. check out
D. check down
Preposition › View
Every one of us will have to atone _____his or her misdeeds.
A. Of
B. For
C. By
D. With
Grammar › ViewFill in the blank: Martha’s allergy to coconuts has become severe _______ we had to end yesterday’s luau early to take her to the hospital.
A. …
B. because
C. ,
D. ;
Grammar › View
Before we start playing, please read out _____.
A. the game’s rules
B. the games’ rules
C. the rules of the game
D. the rule of the game’s
