Why not stay at homethe road is so slippery after the heavy snow?A. whenB. unlessC. even i

问题补充：

Why not stay at homethe road is so slippery after the heavy snow?

A. when

B. unless

C. even if

D. now that

答案：

A. when

B. unless

C. even if

(答案→)D. now that

解析：词义辨析. A. 当……时候 B. 除非…… C. 即使；虽然 D. 既然；由于。句意：既然雪后道路是如此滑，为什么不呆在家里面？选D。