_________in charge of the shopping center has upset him for quite some time.
. It’s nothing unusual to experience failure, and ought we to be so discouraged.
Only when _______ according to the directions strictly will the medicine work well.
It is not immediately clear__________ the financial crisis will soon be over.
I’d like my bedroom __________ according to the fashionable style of Europe and America.
When asked why he went there, he said he was sent there ________ for a space flight.