She can run 100 meters in 13 seconds without（）herself.

单项选择题We must（）these trash ideas.

A.discard
B.dispose
C.discharge
D.dismiss

单项选择题Most parents encourage their children to take an active part in social events,（）those events do not interfere with their studies.

A.lest
B.though
C.unless
D.provided

单项选择题Dogs are often praised for their（）they almost never abandon their masters.

A.faith
B.loyalty
C.trust
D.truthfulness

单项选择题We（）the cook because her cooking was so poor.

A.dismissed
B.deserted
C.resigned
D.withdrew

单项选择题Preliminary estimation puts the figure at around $110 billion,（）the $160 billion the President is struggling to get through the Congress.

A.in proportion to
B.in reply to
C.in relation to
D.in contrast to

单项选择题It will be safer to walk on the streets because people will not need to carry large amounts of cash; virtually all financial（）will be conducted by computer.

A.transformations
B.transmissions
C.transitions
D.transactions

单项选择题The rest of the family had nearly reached the river, but Jane was（）behind as usual.

A.declining
B.delaying
C.lacking
D.lagging

单项选择题With the introduction of（）technology, information flows faster than it ever did.

A.involved
B.complicated
C.sophisticated
D.complex

单项选择题I have worked on three（）Saturdays.

A.continuous
B.consistent
C.successive
D.regular

单项选择题If your baby is losing weight, you should（）your doctor promptly.

A.advocate
B.consult
C.enquire
D.investigate