It’s important ____________ if you want to be sure of a seat.
A. To book
B. Book
C. Booking

Random Topics:
TOEICGrammar for IELTSPast Simple (Questions)Passive Voice - Past SimpleWish, Unless, If sentenceReported Speech and SubjunctiveQuantifiers: too many, too much & enoughVerbal PhrasesEssential and Nonessential ClausesGrammar- Later/LatterOther quiz:
Narrative Tenses › ViewWhat is the meaning of the phrasal verb ‘pick up’ in case of language learning?
A. to quickly improve a skill, especially when you haven’t used it for a long time
B. to absorb, understand
C. to learn a new skill or language by practising it rather than being taught
D. to manage to live or do a particular thing using the money, knowledge, equipment, etc. that you have
Grammar › View
Is their dog from Japan?
A. Yes, they are.
B. No, it doesn’t.
C. Yes, it does.
D. No, it isn’t.
Grammar › ViewComplete the sentence with the present perfect form of the verb.
Mom and Preston (fix) the thermostat, but it is still cold in the house.
A. have fixed
B. had fixed
C. had been fix
D. should fix
Grammar › View
Lemon juice doesn’t have negative impacts on the environment _____ we should use it for cleaning instead of hazardous chemical products.
A. because
B. although
C. so
D. but
