ABS油泵检测方法正确的是()。
A.直流电压档
B.交流电压档
C.直流电流档
D.交流电流档
参考答案:A
There _____ an English movie tomorrow.[ ]
A. will have
B. is going to be
C. is going to have
D. will has
将硬脂酸甘油酯与NaOH溶液共热进行皂化反应,能把硬脂酸钠和甘油从混合物中分离出来的操作有:①盐析;②过滤;③蒸馏;④分液;⑤结晶。其中正确的组合是 [ ]
A.①②③
B.①③④⑤
C.②③③
D.①②④⑤