Question

fill in the blanks choosing the most appropriate words from the given options.

water is essential for our survival drinking enough water during the day (a)..........one to stay healthy.It is advisable to drink clean water through the day to keep illnesses at bay.Many people(b)..............this and often (c)............ problems.Its scarcity (d)...............the body adversely.
a. i.helped ii.help iii.helps iv.has helped
b. i.know. ii.do not know. iii.knows. iv. does not know
c.i.has. ii.had. iii.have. iv.will have had
d.i.affected. ii.affects. iii.affect. iv.has been affected​

Answer 1

a. helps

b.does not know this

c.had

d.affects

Answer 2

a. helps
b. know
c. had
d. affects