[ Grammar ]
The trainer asked us to be back here in ___ hour.
A. in
B. on
C. an
D. at

Random Topics:
Adjective Suffixesand, so, but, becauseNoun Phrases and AdverbialsPresent PerfectVocabularyGrammar-Verbs & Nouns Singular, Plural, GenderSubjunctiveSpeculation with Modal VerbsThe Simple Present TenseAcademic VocabularyOther quiz:
Grammar › ViewShe is going to ……….. at Pattaya beach this last month.
A. go
B. goes
C. to go
D. going
Simple Present Tense › View
I __________ my teeth every day.
A. brushes
B. brush
Present Continuous Tense › ViewWhere …………your wife?
A. am
B. is
C. are
D. be
Regular and Irregular Verbs › View
Simple Past
We______(skip) in the park.
A. hopped
B. hopped
C. skiped
D. skipped
