Despite the fact that Philip has been working hard, it is______ clear that he has no chance of passing his examination.
A sense of __________ is the basic requirement for people working in the service industry, such as education and health care.
--I left my handbag on the train, but luckily someone gave it to a railway official.--How unbelievable to get it back! I mean, someone it.
---Any advice for me?---You’d better the timetable to see when the train leaves.
If traffic moves at low speeds, the number of accidents is .
—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure.