After his journey from Beijing during the National Day, Tom returned school, __________.
| A．exhausting | B．exhausted | C．being exhausted | D．having exhausted |
--- You won't go to Kathy's wedding party, will you?
---- Yes, ________ invited.
| A．though | B．if | C．unless | D．as |
----Mike, the telephone is ringing.
---- I _ _ answer it.
A. will B am going to C. am toD. am about to
Lawrence Craven, a doctor from the USA, is the author of several published reports, one of _______ introduced the idea in 1953 _______ aspirin could reduce the risk of heart attacks.
| A．them; when | B．which; that | C．what; that | D．which; when |
---- Really? Who will give _________ lecture?
---- Mr. Wang, ________ professor from Nanjing University.
| A．the; 不填 | B．a; the | C．the; a | D．a; a |
The
weather in this area is generally warm，but it be very cold sometimes．
| A．must | B．can | C．should | D．need |