homework ,the children also have to take arts, music and sports classes intheir free time— I wonder what they will become

Tonight’s negotiation _____ to be a difficult one.—I can’t agree moreBoth sides are stubborn and will fight for their own benefits

No one knows ____________ in fifty years.

tern culture,21 was the age________ young people traditionallyreceived a key to their parents’ door, as a symbol of entering adulthood.

The doctor has ________a new idea on thetreatment，which iswell thought of by his companions.