【单选题】The new road is __________ of the old one.
A.
more than three times the length
B.
three times more than the length
D.
more three times than the length
【单选题】下列物质中,含有非极性共价键的离子化合物是
【单选题】菌阴性肺结核的特点是()
A.
多见于少年儿童,症状轻微,结核菌素试验强阳性,X线胸片表现为哑铃型阴影
B.
起病急,持续高热,中毒症状严重,X线胸片:双上中肺野为主的大小不等,密度不同和分布不均的粟粒状或结节状阴影
【单选题】()负责接收和保管所管辖范围应当永久和长期保存的工程档案盒有关资料。
【简答题】A.More than six thousand million. B.More than two thousand million. C.More than one thousand million. D.More than three thousand million.
【判断题】弗兰克·劳埃德·赖特是美国的一位最重要的建筑师,在世界上享有盛誉