This work ___ much patience.
| A．calls at | B．calls up | C．calls for | D．calls on |
Due to the heavy rain and flooding，ten million people have been forced _________ their homes．
| A．leaving | B．to leave |
| C．to be left | D．being left |
If we have illegal immigrants _________ in，many local workers will lose their jobs．
| A．came | B．coming |
| C．to come | D．having come |
The director had her assistant ________ some hot dogs for the meeting．
| A．picked up | B．picks up |
| C．pick up | D．picking up |
I hope my teacher will take my recent illness into _____ when judging my examination.
| A．regard | B．account | C．thought | D．observation |
The illness from which Mary is suffering has now been _____ as hepatitis （肝炎）.
| A．diagnosed | B．determined | C．deduced | D．discovered |