[ Verb Patterns ]
You should avoid …… too long in the computer.
A. working
B. to work

Random Topics:
Grammar - Collective NounsTAG QuestionsGrammar & ReadingRelative ClauseComparatives and Past Perfect TensePassive and Active VoicePassive VoicesPresent PerfectAdjectives with -ED and -INGComparative and Superlative AdverbsOther quiz:
Tenses › ViewSokha ___ in Battambang when I last saw him.
A. lives
B. was living
C. has lived
D. will live
Grammar › View
Ann spoke Japanese so _______ that I thought she used to live in Japan.
A. well
B. good
C. better
D. best