Never before seen anybody who can play tennis as well as Robert. (2012 . 江西)
--Can a plane fly ________ the Atlantic Ocean? --Yes, but it needs to go________ the clouds for hours.
We all like our English teacher, ________ we have learned a lot.
He doesn’t ________ anything we may say to help him study math.
English now is also spoken as _______ foreign or second language in _______ South Asia.
I will help you ________ I don’t sleep for a night.