The impact of a teacher ___the life of the students should be ____ enough attention to.
The large grassland, reaching out far away, looks extremely beautiful ______ the blue and clean sky.
The teacher wrote an example on the blackboard to ___ the point.
—Any suggestion? —You'd better______the last sentence as it is rather misleading. —Sounds reasonable.Then could you ______ a good ending to it?
Since the mid-1980's, growing numbers of Asians ___ in New Zealand, and they ___about six percent of the total population.
If you write something and send it immediately by email, which you ___later regret, there is no chance for second thoughts.