Read the passage.

Next gather the equipment you’ll need: rope, a shovel for digging, sand to line your pond, large rocks or bricks, scissors, and a large plastic sheet. To figure out how large your plastic sheet should be, take the maximum length and width of the pond and add double the depth to each number.

What do you need sand for?

A. to measure the sheet

B. to hold the plastic sheet in place

C. to line the pond

D. to fill the hole

Read the excerpt from the common sense of bicycling: bicycling for ladies. the bicycle is capable of such high speed that there is a strong temptation to ride so fast as to cause over exertion or excessive perspiration. on the other hand some people ride too slow, causing a zigzag and uncertain movement. while exercising reasonable caution, be a fearless rider. when you come to a steep hill, if the road is clear, let it go as fast as it will. if you rid yourself of that ghost of fear, coasting is one of the greatest delights of cycling. which is the best paraphrase of the text?