[ 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:
Vocabulary and Grammar › ViewThe hunter fell into a __ and had to wait for rescue.
A. rescue
B. trap
C. alert
D. allow
Conditional Sentences › View
……………………., he would not have had the accident yesterday.
A. If Peter driven more carefully
B. If had Peter driven more carefully
C. Had Peter driven more carefully
D. If Peter not had driven more carefully
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