Task 4 The following body paragraphs were taken from student essays.Two of the paragraphs provide sufficient details to support their topic sentences convincingly.Three paragraphs use vague,wordy,general,or irrelevant sentences instead of real supporting details. Step 1 Write AD for adequate development beside both paragraphs; Step 2 Write U for underdeveloped beside those paragraphs. 1.Another consideration in adopting a dog is the cost.Initial fees for shots (and a license might add up to $40.Annual visits to the vet for heartworm (犬恶丝虫)pills,rabies(狂犬病)or distemper shots(犬瘟热注射)，and general checkups could cost %50 or more.Then,there is the cost of food.A twenty-five-pound bag of dry food(the cheapest kind)costs around $10.A large dog can eat that much in a couple of weeks. 2.People can be cruel to pets simply by being thoughtless.They don't think about a pet's needs or simply ignore the needs.It never occurs to them that their pet can be experiencing a great deal of discomfort as a result of their failure to be sensitive.The cruelty is a result of the basic lack of attention and concern qualities that should be there,but aren't.Task 4 The following body paragraphs were taken from student essays. Two of the paragraphs provide sufficient details to support their topic sentences convincingly. Three paragraphs use vague, wordy, general, or irrelevant sentences instead of real supporting details. Step 1 Write AD for adequate development beside both paragraphs; Step 2 Write U for underdeveloped beside those paragraphs. _____1. Another consideration in adopting a dog is the cost. Initial fees for shots （快照）and a license might add up to $40. Annual visits to the vet for heartworm （犬恶丝虫） pills, rabies（狂犬病）or distemper shots（犬瘟热注射）, and general checkups could cost %50 or more. Then, there is the cost of food. A twenty-five-pound bag of dry food (the cheapest kind) costs around $10. A large dog can eat that much in a couple of weeks. _____ 2. People can be cruel to pets simply by being thoughtless. They don’t think about a pet’s needs or simply ignore the needs. It never occurs to them that their pet can be experiencing a great deal of discomfort as a result of their failure to be sensitive. The cruelty is a result of the basic lack of attention and concern – qualities that should be there, but aren’t