_____ you _____ your homework yet—Yes, I _____ it ten minutes ago.

This dress is last year’s style.— I think it still looks perfect _______ it has gone out this year.

Most of the students felt _______ tired after the long walk.

It is only when a football player has aged and beenthrough many battles ________ he learns an important lesson: there is no “I” in“team”

下列各句中，没有语病且句意明确的一项（ ）