—Got your driving license? —No. I ________ too busy to have enough practice, so I didn't take the driving test last week.
We are lucky to be among the generation of people who have ______ and experienced the great social changes in our country.
______ economic, political and cultural difference, China and America have decided to cooperate in dealing with global issues.
Little children ask endless questions because they are ______ about everything.
--Jack fell off the ladder yesterday, but he is all right now. --What a lucky dog! He ______ himself badly.
It has been announced that the award will be given to ______ has made the largest donation to charity this year.