_ we were walking along the river, we heard a cry for help.
| A．While | B．Until | C．After | D．Before |
David often forgets _____ his English book.
| A．to bring | B．bring |
| C．brought | D．brings |
I wanted to go to England for vacation, but at last I decided______ Hong Kong.
| A．on | B．over | C．in | D．about |
Linda walked into the room and her coat away.
| A．took | B．takes |
| C．is taking | D．taking |
—I want a ticket to Shanghai this afternoon.
—OK. Could you please _______me your ID card?
| A．tell | B．see | C．send | D．show |
do you go to the movies? —Sometimes.
| A．How long | B．How often |
| C．How many | D．How much |