【判断题】Southern印迹杂交使用DNA探针,Northern印迹杂交使用RNA探针。
【单选题】The clever boy learns maths very _____________. [ ]
【简答题】The clever boy took the clock apart and then ______ it in a short time. 这个聪明的小男孩把闹钟拆了,一会儿就又装好了。
【单选题】The clever boy made a hole in the wall, ________ he could see what was going on inside the building.
【单选题】The clever boy made a hole in the wall, ______he could see______was going on inside house.
【单选题】The clever boy made a hole in the wall, _____ he could see _____ was going on inside the house. [ ]
【多选题】根据《关于货物暂准进口的 ATA 单证册公约》的规定,下列关于《 ATA 单证册》的表述正确的是
A.
是用于替代各缔约方海关暂准进出口货物 报关单 和税费担保的国际性通关文件
D.
必须使用英语或法语,如果需要,也可以同时用第三种语言印刷
【单选题】The clever boy worked out the problem _____ at last. [ ]
【单选题】The clever boy made a hole in the wall, _______ he could see _____ was going on inside house. The clever boy made a hole in the wall, _______ he could see _____ was going on inside house. A. which; wh...