[ Grammar ]
How long ___ waiting for me?
a. have you been
b. you have been
c. have you

Random Topics:
Pronouns and AntecedentsSimple and Past TensesState Verbs and Action VerbsComparative Adjectives and AdverbsGerund or InfinitivesModal Verbs & Reflexive PronounsModals: Possibility, Necessity, ExpectationTOEICAsking and Giving OpinionPhrasal VerbsOther quiz:
Grammar › ViewWhat is the direct object:
Helene wrote a story about a pioneer town in Nebraska.
A. Helene
B. town
C. story
D. Nebraska
Modals › View
Which sentence uses a modal verb to express a necessity?
A. You can finish your project by Friday.
B. You must finish your project by Friday.
C. You might finish your project by Friday.
D. You should finish your project by Friday.
Tenses › ViewMany tourists enjoy ___ Cambodian street food.
A. eat
B. eating
C. to eat
D. eaten
Grammar › View
You need to wear a ____ when riding a bike.
A. seatbelt
B. life jacket
C. helmet
D. safety bag