---It’s getting dark, but Mr. Johnson is still at his office.
---No surprise. Who else can ______ he does?
| A．do less work than | B．work as hardly as |
| C．work as hard as | D．be working hardly like |
I suggested that the problem _____as soon as possible.
| A．referred to being solved | B．referred be solved |
| C．referred to be solved | D．referred should be solved |
When ________ to the market, these products were very popular.
| A．introducing | B．introduced |
| C．introduce | D．being introduced |
His English, ______ used to be very poor is now excellent.
| A．which | B．that | C．it | D．whom |
---- Why don’t we choose that road to save time?
---- The bridge to it _________.
| A．has repaired | B．is repaired |
| C．is being repaired | D．will be repaired |
There are many talented actors out there just waiting _______.
| A．to discover | B．to be discovered |
| C．discovered | D．being discovered |