The aim of the trial operation of Shanghai Expo was to _______ problems, if any, so that the organizers could make changes accordingly.
—Well , lost again !—It’s not very important .We forget about it , OK ?
The cat is the only one of her pets she will have on her bed .
We hoped to be able to move into our new house at the end of the month , but things didn’t as we expected .
It’s the protection for the trees really matters , how many trees are planted each year .
All experts agree that the most important consideration with diet drugs is carefully ___ the risks and benefits .