________the rapid growth of short messages which are sent by mobile phones, the number of criminal cases through short messages are increasing.
He is a poorly learned man, but he acts as if he ______.
The purse found on the playground matches the ______ by Mary, so it must be hers.
If a person has not had enough sleep, his actions will give him _______ during the day.
The engineers are so busy that they have no time for outdoor sports activities, ________ they have the interest.
These countries ________ too many wars since ancient time.