In August 1977, a satellite to gather data about the 10 million black holes which are thought to be in the Milky Way.
A、launchedB
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Robots,___(become)increasinglyprevalentinfactoriesandindustrialplantsthroughoutthedevelopedworld,areprogrammedandengineeredtoperformindustrialtaskswithouthumanintervention.
local people are questioning the ________(wise) of spending so much money on the new road
Apersonisluckyifhiscareer________withhisinterestandhobby
At the end of the conference, all the_(participate) were asked to fill out a questiolmaire
Whenapersonimmigratestoanothercountry,heshould_(conscious)adapthimselftothenewenvironment
