His poor _____ English prevented him _____.
| A．spoken; from understanding | B．spoken; from being understood |
| C．speaking; from understanding | D．speaking; from being understood |
surprise
| A．praise | B．handsome | C．house | D．nurse |
lively
| A．possible | B．universe | C．strike | D．chemical |
country
| A．proud | B．shoulder | C．soup | D．trouble |
exit
| A．exercise | B．exactly | C．exhibition | D．experiment |
—The hall___ for international conferences is of great importance．
—I see, and we are sure to complete it on time．
| A．built | B．to be built |
| C．having been built | D．building |