Jim runs very fast. He plans to ____the boys’400—metre race.A. follow B. take C. enter
—Tony is still in bed . He may miss the school bus .—Last night he ________late to write the report of his survey.A. stayed up B. woke up C. got up
—Jack ,I have ________working out the math problem .--Don’t worry . Let me help you .A. fun B. trouble C. experience
—Why do people there _______use umbrella in the sun ?---Because they would rather enjoy the sunshine .A. hardly B. often C. always
---Liu Ming,is that our headmaster Miss Chen over there ?-- It can’t be her . She _______Xiamen for a meeting.A. has been to B. has gone to C. has been away
---Lisa ,hurry up !The bus is coming .--Oh ,no . We______cross the street until the traffic lights turn green .A. mustn’t B. needn’t C. should