"Where you put the ruler? I can't see it anywhere." "I put it right here. But now it is "
Tony ________ for the company as an engineer for two decades. Now he teaches mechanics in Peking University.
Modern teaching equipment as well as some computers ________ to the village school last week.
It's on the festival occasions________ the family get together________ he misses his late father.
Shenzhou-VIII has docked with Tiangong-I successfully, ________ the start of the establishment of China’s own space station.
A fantastic idea occurred to him ________ he could use a plastic bottle, ________ cut off, as a container to grow young plants in.