[ Tenses ]
They ___ (learn) about history in their lessons.
A. learned
B. will learn
C. have learned
D. are learning

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Gerunds as objects of prepositionPresent Perfect and Present Perfect ContinuousConditional TypesHas Got & Have GotPast Simple Negative & QuestionsAuxiliary Verbs & Question TagsPassive Voice with Modal VerbsSimple Past or Past ContinuousPrepositions & Modal VerbsPerfect and Past TensesOther quiz:
Mixed General Quiz › ViewWhat is the proper way to _____ in cold weather?
a. breathe
b. breath
Grammar › View
Dr. Smith is the person in ………… I have much confidence.
A. which
B. whom
C. him
