I don’t become a serious climber until the fifth grade, ______ I went up to rescue a kite that was stuck in the branches of a tree.
My English has greatly improved , ______ I practice using it every day.
Your plan is far from satisfaction , so you must ______ more time and energy to it.
You should spend more time ______ the lessons.
----May I listen to the music here, Mr. White? ----Sorry , you’d better ____ it like that..
The suggestion we should have a discussion on this problem is not the one ________he made.