题干
I go _________ school at 8:00 and I go _________ home at 5:00.
A：to; to
B：to. /
C：/; to
D：/;
答案(点此获取答案解析）
B
I go _________ school at 8:00 and I go _________ home at 5:00.
A：to; to
B：to. /
C：/; to
D：/;
是方程
的一组解，则a的值（ ）
