He is doctor at all. Don’t trust him.
| A． no | B． not | C．any | D．a |
He is a member of our .
| A．brain power | B．brains power | C．brain powers | D．brains powers |
----Sorry, Michelle is a little shy.
----Never mind, I be that way when I was her age.
| A．would, at | B．used to, × | C．would, × | D．used to, at |
a fire, hotel guests are asked to remain calm.
| A．As a result of | B．In the event of | C．By reason of | D．In the time of |
As is known to us, theory is based on practice and servers practice.
A. by chance B. in turn C. in return C. by turn