[ Grammar ]
What is the main purpose of our immune system?
A. To help us move
B. To help us breathe
C. To help protect us from bacteria and viruses
D. To help our hair grow
Select your answer:
Random Topics:
Future SimplePreposition on TimePresent Perfect TenseVerb Tenses and Sentence StructureSimple Present Tense with Adverb of FrequencyAntonymsGerund and To InfinitiveZero ConditionalPositive and Negative ConnotationsOther quiz:
Gerunds & Infinitives › View……………….. used to be my favorite hobby at your age.
A. Fishing
B. To fish
C. Fish
D. A fish
Tenses › View
Past simple, past perfect simple or past perfect continuous.
They ___ (train) all morning in the gym, which is why they ___ (be) exhausted.
A. had been training / were
B. had trained / had been
C. trained / had been being