a的相反数是[ ]
A.﹣a
B.a
C.|a|
D.不能确定
答案:A
-Did you remember to give Mary the money you borrowed from her last week?
-Yes,l gave it to her I saw her. [ ]
A.while
B.the moment
C.suddenly
D.once
被称为“光荣革命”的历史事件发生在[ ]
A.美国
B.英国
C.法国
D.意大利