[ Grammar ]
My children often sleep while they are …………. a plane.
A. on
B. in
C. by
D. x

Random Topics:
Correlative ConjunctionEssential and Nonessential ClausesPresent Perfect - Just, Already, YetComparative - SuperlativeSentence StructurePast Tense and NeutralOn, At, ByTenses and StructuresPronouns and AdverbsAuxiliary and Modal VerbsOther quiz:
Simple Past Tense › ViewMy parents … me a new computer yesterday.
A. buys
B. buy
C. bought
D. was buying
Grammar › View
Choose the sentence that demonstrates correct subject/verb agreement.
A. The list of items are on the desk.
B. The list of items is on the desk.
C. There is many reasons for his success.
D. Here comes the buses.
Vocabulary › ViewWhat is the definition of “grimace”?
A. A broad smile
B. A facial expression of pain or disgust
C. A type of dance
D. A loud laugh
VERB TO BE › View
in/ English class / we/ are
A. We are in English class
B. class are in English We
C. English We class are in
