The town's new bus line carries 900 riders a day, twice what planners expected. It runs on one loop, so a rider going two stops the wrong way must ride the whole circle. Besides its popularity, what second idea does the passage carry?

The garden club harvested 300 pounds of vegetables, enough for the food pantry every week. Every pound was grown by students who gave up two lunch periods a week. What second central idea does the passage add to the size of the harvest?

Sea otters were hunted for their fur until laws protected them, and their numbers slowly grew. Where otters returned, sea urchins thinned and kelp forests grew back over the rocks. What is the passage's second central idea?

The Saturday night market draws 4,000 visitors, and vendors say sales have tripled. Residents of Mill Street now find cars blocking their driveways until midnight. What second central idea does the passage carry beside the market's success?

The city's rain gardens soak up storm runoff, and flooding on Oak Street has dropped. Each garden must be weeded twice a summer, or the soil packs down and stops draining. What second central idea does the passage carry?

Since Ash Middle School began serving free breakfast, late arrivals have fallen by half. Kitchen staff start an hour earlier, and the district pays for that hour out of its supply budget. What second central idea does the passage carry?

The bridge bike lane cut crashes there by a third. It also narrowed the road, so buses now wait behind turning cars, adding four minutes to the route. How do the passage's two central ideas interact?

Volunteers could not plant the shore grass until the county trucked in clean sand. Once the sand was spread, the grass held the dune through two winter storms. How do the passage's two central ideas interact?

Test scores at Bell Middle rose for a third year. The gain came almost entirely from eighth graders; sixth-grade scores stayed flat. How do the passage's two central ideas interact?

The mill's new filters have sharply cut what it releases into the river. Paying for them, the owners say, is why the mill has not replaced its failing roof. How do the passage's two central ideas interact?

Ash trees along the parkway are dying by the hundred. A beetle that bores under the bark reached the county six years ago and has no predator here. How do the passage's two central ideas interact?

Attendance at the pool has doubled. Lessons fill by seven each morning. The extra lifeguards the crowds require have left the parks budget short. Winter skating is cut to two nights a week. Which sentence joins the two central ideas?

The library added Sunday hours in March. Borrowing is up eleven percent. Paying for Sunday meant moving the story-hour librarian. Story hour now meets only twice a month. Which sentence joins the two central ideas?

Wind lifted the tent every spring. Crews staked it deeper last year, and it held through every storm. The deeper stakes that hold the tent also tear up the field. The soccer season now opens two weeks late. Which sentence joins the two central ideas?

Volunteers cleared 40 tons of trash from Miller Creek last spring, and fish counts rose that summer. An October storm washed new debris down from the highway, so the crew now meets monthly. Which sentence best summarizes the passage?

The county's four turbines supply a fifth of the courthouse's electricity. On still days they stand idle, so the county still buys power from the grid every month. Which sentence best summarizes the passage?

After phones were locked in pouches, teachers reported fewer interruptions. Parents said they could not reach students during the day, so the office added a second phone line. Which sentence best summarizes the passage?

A new trail links Ford Park to Hale Park. Hikers report litter piling up at the midpoint, and a volunteer group now empties a bin there each Sunday. Which sentence best summarizes the passage?

The community fridge on Beech Street gives away 200 meals a week. It runs on donated food that arrives only on Fridays, so the shelves are bare by Tuesday. Which sentence best summarizes the passage?

The county's curbside program now collects glass, and its tonnage is up. Glass is trucked 90 miles to the only plant that takes it, so the program's fuel bill has doubled. Which sentence best summarizes the passage?