题干
It's hot this summer. ________, it was ________ hotter last summer.
A：However; very
B：Although; very
C：However, even
D：Although; even
答案(点此获取答案解析）
C
It's hot this summer. ________, it was ________ hotter last summer.
A：However; very
B：Although; very
C：However, even
D：Although; even
来表示，下列关于苯的叙述中正确的是