He is such a _____________ teacher that he knows what his students need.
| A．practical | B．humorous | C．mild | D．typical |
Mr. White _____ at 8:30 for the meeting, but he didn’t show up.
| A．should have arrived | B．should arrive |
| C．should have had arrived | D．should be arriving |
Only ____from university ____how difficult it was to make a good career.
| A．when did I graduate; I realized |
| B．when did I graduate; did I realize |
| C．when I graduate; did I realize |
| D．when I graduated; did I realize |
This is the house _______ I once lived
| A．which | B．in which | C．that | D．in that |
______ is the richest man in our city?
| A．Whom do you think | B．Who do you think |
| C．Do you think who | D．Who you think |
Xi’an was the last city ______ he visited in China.
| A．where | B．which | C．that | D．in which |