We are now living in _______ world where computers rule our work and daily life.So online searches have already become _______ must.
I had just stepped out of the bathroom___ I heard the steps.
.After the new technique was introduced, the factory produced___ in 2001 as the year before.
.—I did not know you were good friends. —You___.I have known her since she moved here.You were abroad then.
.The unemployment rate in this district______ from 6% to 5% in the past two years.
His suggestion ___they have a meeting to discuss the matter is reasonable.