n these sentences words like everyday, often, seldom, never, every month, generally, usually, etc. may be used.

1. Fill in the blanks with the correct form of the verb in brackets.
(i) The heart is a pump that ____________(send) the blood circulating through our body. The pumping action ____________(take place) when the left ventricle of the heart ____________(contract). This ____________(force) the blood out into the arteries, which ____________(expand) to receive the oncoming blood.

(ii) The African lungfish can live without water for up to four years. During drought, it ____________(dig) a pit and ____________(enclose) itself in a capsule of slime and earth, leaving a tiny opening for air. The capsule ____________(dry) and ____________(harden), but when rain ____________(come), the mud ____________(dissolve) and the lungfish ____________(swim) away.

(iii) Mahesh: We have to organise a class party for our teacher. ____________(Do) anyone play an instrument?
Vipul:Rohit ____________(play) the flute.
Mahesh: ____________(Do) he also act?
Vipul: No, he ____________(compose) music.
Mahesh: That’s wonderful!