.He seemed to be looking for the words ____ he could express his idea.
The Chinese ship,Tianyu 8,was reported _______off the east coast of Kenya in November,2008.
Our house has reached the point ________so many things need _______and it's so hard to find the time to fix them.
The government will force companies to ________any possible measures to reduce air pollution.
It is important to keep ________in an emergency.
So far,no organization has stood out ______the responsibility for the car bombing.