John is very stubborn and never shows any ______ for his parents’ feelings.
| A．concentration | B．attention |
| C．determination | D．consideration |
.
Something _______ wrong with the machine, and it _______ not work.
| A．being; could | B．going; should | C．were; might | D．went; would |
.
Today everyone arrived earlier than _______.
| A．expecting | B．having expecting | C．to expect | D．expected |
.
Just as the experts _______ it, this kind of material is not natural, but man-made.
| A．get | B．put | C．make | D．mean |
.
--------Are you waiting for a bus from Medical University?
---------- Yes. I arrived here at the bus stop ten minutes ago, but the bus _______.
| A．hadn’t come | B．won’t come | C．didn’t come | D．hasn’t come |
.
-----------Who invented _______ cell phone?
----------I don’t know. Maybe _______ European.
| A．the; an | B．the; a | C．/; / | D．a; the |