[ Grammar ]
The man……cooking at the black board is our teacher.
A. stood
B. stands
C. standing
D. to stand

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For vs SinceNumbersConditional Sentences and Verb FormDegrees of ComparisonModal SpeculationA(n), the, no articleParts of Speech and GrammarTenses and StructuresVerb Patterns / IngPossessive Adjectives and Possessive PronounsOther quiz:
Vocabulary › ViewPosition
A. the place where something is located; where something has been put
B. a push or pull that can change the position or motion of an object / material
C. the substance, object or group in an experiment that is not changed
Simple Past Tense › View
I ____ (study) for the exam for three hours.
A. studyed
B. studies
C. did studied
D. studied
Grammar › ViewWhat color are his socks?
A. It’s yellow.
B. They’re purple.
C. They’re yellow.
Vocabulary and Grammar › View
It was very difficult to ________ what he was saying about the noise of the traffic.
A. pick up
B. make up
C. turn out
D. make out
