She ______ a book ten years ago. ( )
A:writes
B:wrote
C:write
从早上太阳升起的某一时刻开始到晚上,旭日广场的旗杆在地面上的影子的变化规律是( )
My new classmates
I have two new classmates. They are Paul and Mary.……
下列说法正确的是( )