下列哪项不是医学节肢动物对人的直接危害
A.毒害作用
B.致敏作用
C.吸血骚扰
D.传播疾病
E.寄生
参考答案:D
With his eyes ______ on the family album, he thought of the fun he had when he lived with his parents.
A.fixing
B.fixed
C.to be fixed
D.being fixed
外商独资企业可以自行提供对外担保,无需得到外汇局逐笔批准。