A mysterious illness, referred to as “ a typical phenomena”, has been brought under control, the government said on Wednesday, ______ no cause of it has been made public.
_______ how to do the homework, I went to ask my teacher for help.
I’ve never heard the word _______ in spoken English.
.The result of the test was rather _______.
.There was so much noise in the room that the speaker couldn't make himself
.With the money _______ , he couldn’t buy any ticket.