著作権を放棄しているVOAというアメリカ国営放送のサイトの記事から英検２級～準１級＆大学入試レベルの練習問題を作成して公開しています。：で区切られているのが四語選択問題、／で区切られているのが四語整序問題です。
以下はExperts Blame Faulty Battery For Dreamliner Woesという記事から作成しました。
Aviation safety and battery experts say it is likely that fires on two Boeing 787 Dreamliner planes were (1)(installed : located : overlooked : caused) by overcharging lithium ion batteries.
An All Nippon Airways Dreamliner was forced to make an (2)(individual : emergency : obvious : artificial) landing in Japan Wednesday after its pilots smelled something burning in the cockpit.
An investigator said Friday that the battery's burned insides (3)(advocate : indicate : dispute : mention) it operated at a voltage above its design limit.
A similar problem was found on a battery in a Japan Airlines Boeing 787 parked in Boston's Logan International Airport, earlier this month.
The Federal Aviation Administration issued an emergency (4)(order : material : navigation : wealth) Wednesday grounding all the Boeing 787 planes operated by U.S. carriers. Japan, India, Europe and Qatar also grounded their Dreamliners until the problem is (5)(stabilized : urged : solved : prescribed).
U.S. aviation experts arrived in Japan Friday to (7)(what / help / caused / determine) a battery to overheat and leak on the All Nippon Airways Dreamliner jet Wednesday.
※解答(1)caused (2)emergency (3)indicate (4)order (5)solved (7)(help determine what caused).
以下はExperts Blame Faulty Battery For Dreamliner Woesという記事から作成しました。
Aviation safety and battery experts say it is likely that fires on two Boeing 787 Dreamliner planes were (1)(installed : located : overlooked : caused) by overcharging lithium ion batteries.
An All Nippon Airways Dreamliner was forced to make an (2)(individual : emergency : obvious : artificial) landing in Japan Wednesday after its pilots smelled something burning in the cockpit.
An investigator said Friday that the battery's burned insides (3)(advocate : indicate : dispute : mention) it operated at a voltage above its design limit.
A similar problem was found on a battery in a Japan Airlines Boeing 787 parked in Boston's Logan International Airport, earlier this month.
The Federal Aviation Administration issued an emergency (4)(order : material : navigation : wealth) Wednesday grounding all the Boeing 787 planes operated by U.S. carriers. Japan, India, Europe and Qatar also grounded their Dreamliners until the problem is (5)(stabilized : urged : solved : prescribed).
U.S. aviation experts arrived in Japan Friday to (7)(what / help / caused / determine) a battery to overheat and leak on the All Nippon Airways Dreamliner jet Wednesday.
※解答(1)caused (2)emergency (3)indicate (4)order (5)solved (7)(help determine what caused).
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