Mary is so wet. She _______ in the rain.
| A．must be caught | B．must have been caught |
| C．should have been caught | D．can have been caught |
18. You may give this message to________is in the office.
| A．who | B．easy | C．modern | D．certain |
17．Most hotels in Sanya were full during the Spring Festival, but finally we______find a room in a small guesthouse near the seaside.
| A．ought to | B．could | C．might | D．were able to |
16. Now many people_____higher degrees probably finish up nowhere when they try to get a highly-paid job.
| A．with | B．in | C．for | D．At |
15. Nowadays with the development of science, more and more new technology_______to the fields of IT.
| A．has introduced | B．was introduced | C．will introduce | D．is being introduced |
14. From the school name______on the package, we guessed that it might belong to a student of our school.
| A．to mark | B．marking | C．marked | D．having been marked |