Lawrence Craven, a doctor from the USA, is the author of several published reports, one of _____ introduced the idea in 1953 _____ aspirin could reduce the risk of heart attacks.
| A．them; when | B．which; that | C．what; that | D．which; when |
The manager spoke highly fo such ____ as loyalty,courage and truthfulness shown by his employees.
| A．virtues | B．features | C．properties | D．characteristics |
____ as she is, she has turned ___ professional writer.
| A．A teenager,a | B．Teenager; / | C．Teenager; a | D．A teenager; / |
When he got off the bus, he found his pocket ___.
| A．stolen | B．picked | C．gone | D．missing |
He is looking forward to ___ what is happening over there.
| A．see | B．seeing | C．seen | D．saw |
He spends a lot of time ___ the TV set.
| A．in watching | B．on | C．in front of | D．on watching |