____ has recently been done to provide more buses for the people, a shortage of public vehicles remains a serious problem.

The twin boys look sad. Let’s _____ .— OK!

They are broadening the bridge to_____ the flow of traffic

填入下面画横线处的语句，与上下文衔接最恰当的一项是(　　)于是贾赦贾政等在前导引，又是两个老婆子秉着两把羊角手罩，鸳鸯、琥珀、尤氏等贴身搀扶，________，便是这座敞厅。因在山之高脊，故名曰凸碧山庄。

—The constant noise around here _______ me crazy! —Calm down. It’s no use complaining.[ ]