Robert is said _______abroad, but I don’t know country be studied in . A. to have studied B. to study C. to be study D to have been studying
Successful people have some good qualities and above all, they are never ________ a simple life so they keep fighting until they become top ones.
One concern people have now is ______ printing passengers’ names and ID numbers on tickets will make it harder to protect their private information.
He was in the mountain for a year. He felt as if he was ________ from the outside world.
The speaker is giving rather an________ speech, as I can judge from the________ look of all the listeners.
He walked down the hills, and ________ softly to himself.