[ Vocabulary ]
Mirrors would then concentrate this stream within the tube into a continuous infrared __________ beam.
A. latitude
B. laser
C. mutation
D. magma
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Past Perfect Tense and Past TenseVerb FormArticlePast Simple, Present Perfect TenseFigure of SpeechGrammar RulesConjunctive AdverbSentence Adverbs & Third ConditionalVerb to Be Tenses & Object PronounGerunds + To InfinitiveOther quiz:
Later vs. Latter › ViewSarah and Mila walked into the room, … appearing confident.
a. later
b. the latter
Grammar - Reflexive Pronouns › View
I called the police ________________ .
A. itself
B. himself
C. myself
D. ourselves
Grammar › ViewWhich of these are correct?
A. My mother’s birthday is on monday,
B. My mothers birthday is on Monday.
C. my mother’s is on Monday.
D. My mother’s birthday is on Monday.
Vocabulary and Modals › View
– Excuse me, __________ I use your bike?
– Yes, but you ________ bring it back to me in 1 hour.
A. should, have to
B. could, must
C. must, could
D. shouldn’t, must