caused the accident is still a mystery.
When he woke up,he found himself _________in bed and ________by some children.
With so much noise of the traffic, I couldn`t __________and do my research work.
New technologies have made __________easier to enjoy life than ever before.
The newcomer went to the library the other day in search of ____________he could find about Mark Twin.
I woke up with ____________headache,yet by __________evening the pain had gone.