Question

Chocolates _ lift _ up your mood easily when you eat _ chocolate a chemical called serotonin is _ in the brain _ makes you feel good according _ a research chocolate can also relieve persistent cough
a) 1. can 2. could 3. is 4. was
b) 1. some 2. the 3. an 4. a
c) 1. released 2. releasing 3. released 4.releases
d) 1. it 2.which 3.they 4. those
e) 1.to 2. by 3.for 4. for 5.of​

Answer 1

(1) is can..

(2) is a..

(3) is released..

(4) is which..

(5) is to...

Answer 2

a. Can

b. The

c.released

d. Which

e. To