16. ----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 |
Tom sacrificed his personal life ________ he could get ahead in his career.
| A．in case | B．as if |
| C．so that | D．only if |
There is still a strong argument ________ mobile phones are a particular risk to children.
| A．when | B．which |
| C．that | D．what |
Students ________ remain in their seats until all the papers have been collected.
| A．shall | B．might |
| C．could | D．will |
John Wood，an Internet blogger，discovered that Samsung ________ for not protecting its workers from a dangerous chemical used on its phones.
| A．had criticized | B．had been criticized |
| C．was criticized | D．was criticizing |
The sign says that children are admitted only if ________ by an adult.
| A．to be accompanied | B．accompanying |
| C．accompanied | D．to accompany |