[ Grammar ]
The astronaut who first walked on the Moon was Neil Armstrong.
A. essential
B. nonessential

Random Topics:
Ordering AdjectivesGrammar (was, were, could, could not)Tenses and Passive VoiceLinking Verbs & Helping VerbsVerb Tenses and ModalsVerb to havePresent PerfectFirst Conditional & Future TensesConditionals III - Mixed 1st, 2nd & 3rd ConditionalsPassive Modals, Impersonal PassiveOther quiz:
Grammar & Vocabulary › ViewA: Oh, your bicycle is very nice
B: ____. I bought it at Nancy’s shop.
A. You are too kind
B. I’m glad you like it.
C. You’ve got to be kidding
D. You’re welcome
Sentence Types › View
Mary and Samantha arrived at the bus station early but waited until noon for the bus.
A. Simple
B. Compound
C. Complex
D. Compound-Complex
Present Perfect Tense › View……. you written a letter?
A. has
B. have
C. do
Grammar › View
Tom fell __________ with his friend over a small issue, but they soon reconciled.
A. in
B. out
C. apart
D. through
