SC's Question number - 869 , 870

869). To help preserve ancient Egyptian monuments threatened by high water tables, a Swedish engineering firm has proposed installing pumps, perhaps solar powered, to lower the underground water level and dig trenches around the bases of the stone walls.

(A) to lower the underground water level and dig trenches

(B) to lower the underground water level and to dig trenches

(C) to lower the underground water level and digging trenches

(D) that lower the underground water level and that trenches be dug

(E) that lower the underground water level and trench digging


870). To maintain a high demand for their product, the manufacturers first took over the marketing and sales functions previously performed by outside agents; next, they began changing their advertising campaigns monthly to keep pace with the rapid changes in consumers’ lives.

(A) they began changing

(B) this began changing

(C) the former began changing

(D) to begin changing

(E) to change


Answers:

869). OA - C - Parallelism -- ........proposed installing pumps,........and digging trenches

A, B, D, E - incorrect - violating parallelism

B - incorrect - illogically suggests that the pumps are going to dig trenches

870). OA - A - they clearly refers to manufacturers - ..... the manufacturers first took over the marketing and sales functions previously performed by outside agents; next, they began changing their advertising campaigns

B - incorrect - no referent for this

C - incorrect - ..the former....their

D, E - incorrect - we need an independent clause here