John is the only one of the students in the class that never_____ a mistake even when it is pointed to him.
Faced with a bill for $ 10,000,_________.
-----My room gets very cold at night. -----_________________.
At the end of the meeting, it was announced that an agreement ________.
----She looks happy. She _______ have passed the exam. -----I guess so. It is not difficult after all.
Choosing the right dictionary depends on ______ you want to use it for.