Read the text and use modifiers: Man is a (a) — (pre-modify the noun) being. As a social being, he has to do (b) — (pre-modify the noun) work. But no one should flurry while doing (c) — (pre-modify the noun) work. One should be (d) — (postmodify the verb) in brain while doing any job. If anyone hurries to do a work, the (e) — (pre-modify the noun) work may be spoiled (f) — (post-modify the verb). So we should not hurry, although (g) — (use determiner to pre-modify the noun) age seems to rush to and fro. Life becomes (h) — (use intensifier to premodify the verb) complicated now. There is a competition (i) — (post-modify the verb). Everyone seems (j) — (use an infinitive phrase as post-modifier).