[ Present Continuous Tense ]
The dorbell ___ ringing.
A. am
B. is
C. are

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WH- Question WordsComparison & Modal Verbs in Passive VoicePast simple regular verbsTenses - AuxiliariesAdverbs & to beFuture Perfect vs Future ContinuousPast Simple VS Used toAdverb Clauses of TimeBe Going To vs. WillGrammar TOEFLOther quiz:
Grammar › ViewTrue or False?
John said FAST is manner
A. TRUE
B. FALSE
Mixed General Quiz › View
Is it legal for a cook or a waitress _____ a cigarette while preparing or serving food in Canada?
a. have smoked
b. smoking
c. to smoke
What are some typical keywords for the present tense?
A. this year, this month, today
B. at the moment, right now
C. for, since, yet, never
D. always, usually, sometimes, never
Adverbs of Frequency › View
______ it is really difficult to explain yourself to someone who doesn’t know you at all.
A. Hardly ever
B. Sometimes
C. Never
D. Always
