下列选项中,不可质押的有()
A、公路桥梁、公路隧道等不动产的收益权
B、债券
C、债权
D、可以转让的商标专用权
参考答案:C
---Natural disasters are dangerous!
---Yes,________ earthquake that happened in Philippines killed __________ number of people.
A.the; the
B.the; a
C.an; the
D.an; an
破碎方法有①压碎法②劈裂破碎③折断法④磨剥法⑤冲击法,其中()特点是除了在外力作用点劈力外,还受弯曲力的作用。
A.①
B.②
C.③