对于四轮转向系统,当汽车高速行驶时,后轮通常采取()
A.同相转向
B.反相转向
C.变相转向
D.不变
参考答案:A
—Now that you like the garden so much,why not buy it?
—Well, I can’t afford _______ garden.
A.such big a
B.that big a
C.a big that
D.so a big
结肠镜是目前发现大肠癌的最可靠的诊断方法。()