President Obama promised victims of the deadliest accident in 65 years ______ the government would help them．
A．when B．how C．what D．that
China has a growing number of middle-class parents who _____ for years to get their only child into a top school．
A．had been saved B．have saved
C．had saved D．have been saved
Used to TV shows, _____ everything is quick and entertaining, many people do not have the patience to read a book that requires thinking．
A．which B．what C．where D．when
Sitting cross-legged in a manner in which the bottom of a foot ______ toward an Arab is a serious insult．
A．had pointed B．pointed C．have pointed D．is pointing
Coughing _____ also be used for social reasons, such as the coughing before giving a speech．
A．may B．should C．must D．need
Production of less expensive car brands like Chery and BYD means more Chinese can ______ cars．
A．recover B．afford C．maintain D．produce
