[ Grammar ]
Hui Shan _______ the floor herself.
A. mops
B. mop
C. mopped
D. mopping

Random Topics:
Grammar / PronounsSimple TenseAdverb of FrequencyHelpful Phrases VOCAB & GRAMMARTime ConjunctionsFormal & Informal WordsNoun, Verb, AdjectiveAdverbial Concession Clauses-ed and -ing AdjectivesOther quiz:
Prepositions › ViewHe talked ___ his boss about the project.
A. with
B. for
C. to
D. on
E. in
Modals › View
We ___ go out tonight if the weather improves.
A. should
B. must
C. might
D. can
Grammar › ViewI …………………. you at 2 o’clock last night
A. was called
B. was calling
C. called
D. did called
Past Perfect Tense › View
By the time I __________ (be) 19 years old, I _____________ (win) a CD signed by my favorite artist.
A. am / won
B. was / had win
C. was / win
D. was / had won
