One of the requirements for a fire is that the material ____to its burning temperature.
A、beheatedA
【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。
The foreigners _________there, but they _________the food there at first.
I_______ that there_______ an evening party on Saturday evening.
The local government leaders are making every effort to __ the problem of poverty.
Dr. Yang worked ______ three days ago.
I ______ that I were a bird.
