某高效减水剂抗压强度比试验结果如下表所示:
则该外加剂7d抗压强度比为()。
A.145%
B.147%
C.151%
D.152%
参考答案:B
Although knocked down by a car, he managed to ______ to his feet.
A.stand
B.rise
C.run
D.struggle
Every culture has developed () for certain kinds of food and drink, and equally p negative attitudes toward others.
A.preferences
B.expectations
C.fantasies
D.fashions