Sorry, I can’t go on the trip with you. I have to get all of the work _____(finish)before the end of this month.
Since you are so busy, why not get someone _____(help)you?
Soon he got the clock _____(go)again.
Some teachers like to give their students lots of homework _____(do)in their holidays.
It is necessary _____(learn)a foreign language in modern time.
Some young people like to dream of _____(become)great people in the future.
Wang Wei insisted on _____(begin)their journey from the source of the Lancang River.
Wang Wei insisted that her way _____(be)a proper way.