Oneoftherequirementsforafireisthatthematerial____toitsburningtemperature.
A
【句意】形成火的条件之一是该材料能够被加热到燃烧的温度。
【难点】A)项requirement 这个词和idea, suggestion等一样，要求从句里的谓语动词用(should)+动词原形。
You’dbettersing.Itdoesn’t______whetheryoucansingwellornot.
____isnoreasonfordischargingher.
Ihopemyfather____askmeaboutmymarks.
Tom,withhisparents______toAmerica.They_____backintwoweeks.
Heconcludedhisspeechwitharemarkthatfailure____themotherofsuccess.
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