[ Grammar ]
How much time do you spend ________ the Internet per day?
A. surf
B. to surf
C. surfing
D. to be surfing

Random Topics:
Articles with Proper NounsPast simple regular verbsZero Conditional SentenceWh-QuestionObject PronounsDefinite pronouns (Subject, Object, Reflexive)Future - will / going to / present continuousAdverb ClausePresent and Past Simple PassivePresent TenseOther quiz:
Subject-Verb Agreement › View
There was a time they made him try an exotic dish from India to see if its taste will prove to be too unfamiliar to him.
A. Unusual
B. Common
C. Delicious
D. Creative
Gerund › View
The teacher expected Linda ________ hard.
A. study
B. to study
C. study
D. studied
Tenses › ViewThe baby ______when his mum put him in the cradle.
A. cries
B. cried
C. crying
D. was crying
Tenses › View
I …. the software bug yesterday.
A. have fixed
B. fixed
C. had fixed
