________ he still paused uncertain, he became aware that the driver was looking closely in from the street at this unusual scene.
| A．While | B．As | C．Since | D．Because |
His generosity _______ him the reputation of “The most generous man” in his area.
| A．made | B．earned | C．achieved | D．gave |
It has been announced that candidates _______ remain in their seats until all the papers have been collected.
| A．can | B．may | C．will | D．shall |
_______in the ocean, it becomes powerless once it is on the beach.
| A．However a whale is powerful | B．However powerful a whale is |
| C．Whatever a powerful whale is | D．Whatever powerful a whale is |
There is a 20-minute parking ________here, so we must get back to the car very quickly.
| A．freedom | B．limit | C．allowance | D．ability |
But for the help of my English teacher, I _______ the first prize in the English Writing Competition.
| A．would not win | B．could not win | C．could have won | D．would not have won |