Look!One of the children _____ in the river.

They say there is a new restaurant nearby.—Yes, and it__________ for no more than a week.

Some of her best-loved photos are ______ display in this exhibition.[ ]

In the past few years, so many areas throughout the world have been hit by such destructive earthquakes, snowstorms and tsunamis ________ we have never experienced before, ________ makes us worried a lot about nature disasters.

How long have you been writing letters in English?— .[ ]