In April , thousands of holidaymakers remained ______ abroad due to the volcanic ash cloud.
| A．sticking | B．stuck | C．to be stuck | D．to have stuck |
One of our rules is that every student wear school uniform while at school.
| A．shall | B．might | C．will | D．could |
The difficulties they are facing are just beyond though they are determined to continue their research.
| A．way | B．belief | C．thing | D．matter |
You can’t imagine that a well-behaved gentleman _____ be so rude to a lady.
| A．should | B．must | C．might | D．would |
Your work would be much better _____ you’re always in such a hurry.
| A．when | B．because | C．once | D．unless |
Was it near the white building, if I may ask, ____ Martin Luther King gave the speech “I have a dream”?
| A．where | B．that | C．in which | D．why |