According to the news item, what make(s)the major bush fire spread？
A．Two large fires that were joined up into a big one.
B．High temperatures and more powerful winds.
C．The burning in key areas that was out of control.
D．Exhausted firefighters not ready for their most challenging day.
请帮忙给出正确答案和分析，谢谢！
可结合抗原的是
A.KIR2DL
B.NKp46
C.TCR
D.MBL
E.CEA
请帮忙给出正确答案和分析，谢谢！
钙的最好的食物来源是
A.豆类
B.蔬菜水果类
C.奶类
D.谷类食物
E.精制糖
请帮忙给出正确答案和分析，谢谢！
Where is Charing Cross Road located？
A．In the east part of London.
B．In the heart of London.
C．In the west part of London.
D．Near Farringdon Road.
请帮忙给出正确答案和分析，谢谢！
属于纯热能食物的是
A.豆类
B.蔬菜水果类
C.奶类
D.谷类食物
E.精制糖
请帮忙给出正确答案和分析，谢谢！
富含膳食纤维、VC的食物是
A.豆类
B.蔬菜水果类
C.奶类
D.谷类食物
E.精制糖
请帮忙给出正确答案和分析，谢谢！
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