街心花园的花坛是一个长19米、宽6米的长方形,围着花坛走4圈,要走多少米?
(19+6)×2×4,
=25×8,
=200(米);
答:要走200米.
The reason ________ she gave for not being present was ________ the heavy snow prevented her coming.
A.why; because
B.why; whether
C.that; that
D.how; that
蚕用()爬行,蚕身体两侧的小黑点是(),是用来()的。