【单选题】保藏细菌效果最好,保藏时间最长的方法是( )
【单选题】技术员甲说,测量连杆侧隙时,百分表应置于活塞销上,当连杆在活塞销上前后移动时查看其测量读数;技术员乙说测量连杆侧隙时,应将连杆小头镗孔直径与活塞销外径加以比较。谁正确?
【单选题】—Why do you like Beijing Opera? —Because I can _______a lot _________Chinese history
A.
5. —Why do you like Beijing Opera? —Because I can _______a lot _________Chinese history. A. learn about
【单选题】Can you______________ my brother fromthat group
A.
5. Can you______________ my brother fromthat group of people? A.pick out
【多选题】一般能力通常是指在不同种类的活动中表现出来的共同能力,下面属于一般能力的有()。
【单选题】What can you learn from this poster?
A.
You can get 75% off on all items in this store.
B.
You can get 75% off on some of the items in this store.
C.
The goods are on sale because they have poor quality.