Nowadays, scientists are working hard to find a best way of treating addictions __________ drugs.
The driver began to speed up to ________________ for the hour hed lost in the traffic jam.
—________the car seat.It’s wet. —Thank you for telling me.
—How do you find the talk given by Mr Smith? —_________ .
—________ you be happy! —The same to you!
I hope that the little ________ I have been able to do does good to them all.