_________ that the government can lead them out of the financial crisis, people are optimistic about the future of the country.
________the working efficiency,the boss allows the employees to have a coffee break.
Could you show me the TV set you’d like________?
Little Bob is often educated by his parents to be good and friendly to anyone even if ________.
________twice a year,whether it is a car or a bus or a truck,is the rule that every driver must obey in this city.
Yesterday a streetbeggar bought a lottery ticket purposelessly,________him a millionaire overnight.