[ Subject Verb Agreement ]
Regular exercise ________ to boost the immune system.
A. help
B. helps

Random Topics:
ApologizingGrammar: so and suchConditional and SubjunctiveTenses - AuxiliariesWho or WhomArticlesGrammar & VocabBASIC GRAMMAR - PRONOUNSTimePresent Tense vs Past TenseOther quiz:
Reported Speech › ViewTrace said, “I went to Vietnam to visit my family.”
A. Trace said that she went to Vietnam to visit her family.
B. Trace said that she had gone to Vietnam to visit her family.
C. Trace said that she is going to Vietnam to visit her family.
D. Trace said that she was going to Vietnam to visit her family.
Reported Speech › View
Peter said, “Alice, are you busy now?”
Peter asked Alice ___ .
A) she was busy.
B) if she was busy then.
C) she would be busy.
d) if she is busy.
Grammar › ViewIdentify the preposition. Can you jump over the hurdle?
A. you
B. jump
C. over
D. hurdle
Present Perfect and Simple Past Tense › View
I _____ (know) Julie for three years – we still meet once a month.
A. knew
B. have knew
C. has knew
D. known
E. have known
