[ Vocabulary and Grammar ]
. The plane is about to land. You should _____ to your seat.
A. to return
B. return
C. returning
D. to returning

Random Topics:
Grammar and Verb TensesGrammar - to beClause Markers TOEFL GrammarVocab CheckingModals of ProhibitionLinking Verbs and TensesPast Simple (Questions)Present/Past/Future Continuous TenseFigurative Language VocabularyReporting VerbsOther quiz:
Grammar › ViewIdentify the fragment in the following sentence: ‘Running through the park on a sunny day.’
A. on a sunny day
B. the park on a sunny day
C. Running through the park
D. Running through the park on a sunny day.
Grammar › View
We all adored (do) ………………. aerobics when we were young.
A. do
B. doing
C. to do
D. to doing
