The Medical Research Council said it could not _____ use of the new drug without further tests.
A．assist B．acquire C．accuse D．approve
In an interview, don’t say anything negative about your employer---it gives a bad______.
A．attitude B．experience C．decision D．impression
Under the new policy, anyone who is found ______ in the school building will be fined $60.
A．smoke B．smoking C．to smoke D．smoked
The Internet is widely used, which ______ the development of English.
A．speeds up B．takes over C．gets across D．turns to
Only when she reached her office____ she had left her key at home.
A．she realizes B．does she realize C．she realized D．did she realize
---The president _____ by his doctor today that his cancer has come back.
A．informs B．has informed
C．has been informed D．is being informed
