An ultralight airplane is very different from a traditional airplane. It looks (23) ______a lawn chair with wings, weighs no more than 254 pounds, flies (24) _______60 miles an hour, and carries about 5 gallons of fuel. Most ultralights are sold as kits and take about 40 hours (25) ____________. Flying an ultralight is so easy (26) ____________a pilot with no experience can fly one. Accidents are (27) ____________fatal or even serious because the ultralight lands so slowly and gently and carries so little fuel. Some models now have parachutes attached, while others have parachute packs, which pilots can wear. 23. A. like B. as C. if D. though 24. A. about B. up to C. for D. in 25. A. assembling B. to assemble C. assembled D. assemble 26. A. as B.for C. that D. to 27. A. always B. sometimes C. rarely D. occasionally Mn jup mik bài này với.