The medicine takes effect in the __________ stage of treatment, but the effect declines when it is taken for several months.
A. potential B. instant
C. original D. initial
—Why，Jack，you look so tired!
—Well，I ________ the house and I must finish the work tomorrow.
A. was painting B. will be painting
C. have painted D. have been painting
With age ____ experience. As you pass through life, you go through many trials.
A. coming B. comes
C. will come D. has come
The girl came ___________to the bus stop，only ________ the bus had gone.
A. running; to find B. to run; to find
C. and run; found D. running; finding
Japan's popular new prime minister, Junichiro Koizumi, now offers hope that Japan will _________ the reforms needed to boost long-term growth.
A. push ahead with B. cut back on
C. run out of D. put up with
Nobody believed his reason for being absent from the class ________ he had to meet his uncle at the airport.
A. why B. that
C. where D. because
