There______ a number of natural mysteries in the world that even make scientists ______.
| A．exists; confusing | B．are existed; confused |
| C．exist; confused | D．exist; confusing |
—Shall I inform him of the change of the schedule right now?
—I am afraid you _______,in case he comes late for the meeting.
| A．will | B．must | C．may | D．can |
She has a gift for creating an atmosphere for her students ____allows them to communicate freely with each other.
| A．which | B．where | C．what | D．who |
Tsinghua University,in 1911,is home to a great number of outstanding figures.
| A． | found | B． | founding | C． | founded | D． | to be founded |
______good service, the restaurant offers different kinds of traditional Fujian dishes
| A．Far from | B．Apart from |
| C．Instead of | D．Regardless of |
We have various summer camps for your holidays. You can choose _______based on your own interests.
| A．either | B．each |
C．one | D．it |