Lawrence Craven, a doctor from the USA, is the author of several published reports, one of which introduced the idea in 1953 ________ aspirin could reduce the risk of heart attacks by thinning blood.
A．when B．where C．that D．which
It is hard for people in the country to believe that the minister could survive in such ________ weather conditions.
A．severe B．obvious C．positive D．sceptical
North Korean（朝鲜）leader Kim Jeong-eun has sent urgent messages to world leaders Saturday, ________ that the United Nations’ decision on North Korea was ________.
A．claiming; valid B．claimed; valid
C．claiming; invalid D．claimed; invalid
It is not where you graduated but ________ you have the ability to work out problems ________ counts.
A．whether; which B．what; that
C．whether; that D．what; which
Jin Yong, whose name is always closely ________ with kungfu novels, is a famous writer in Hong Kong.
A．related B．considered C．subscribed D．associated
Parents are coming back, and you’d better ________these things, or the room is in a mess.
A．put away B．put up C．put out D．put through
