[ Commas and Subordinating Conjunctions ]
Which sentence correctly uses a comma?
A. I met an interesting person, while attending the conference last week.
B. I met an interesting person while attending the conference last week.

Random Topics:
Prepositions and TensesPresent Simple, Present Continuous or Present PerfectPresent Progressive (Future)Future Perfect ContinuousGrammar of Future PlansVerbs and PrepositionsModals and AdvicePRESENT SIMPLE vs PRESENT CONTINUOUS + QUANTFuture SimplePast simple - Irregular VerbsOther quiz:
Phrasal Verbs › ViewI don’t _______ to how we can solve this quest. Let me search the solution first.
A. take off
B. walk into
C. carry off
D. catch on
Simple Past Tense and Present Continuous Tense › View
It is now 11.00 pm. Iriana ….. sleeping in her bedroom.
A. is
B. am
C. was
D. were
Grammar › ViewI __________(win) the Nobel Prize.
A. am going to win
B. am winning
Modals of Obligation › View
I … my jacket to the concert, but I had no idea it would be so warm – in the end I had to carry it the whole night.
A. Needn’t have taken
B. Didn’t need to take
C. Don’t have to take
D. Needn’t take
