出现食物中毒症状或者误食化学品时,最先采取的急救措施是( )。
A. 催吐
B. 吃止泻药物
C. 向卫生防疫部门报告
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Rice (has been) a (basically) food (for) millions of people for (hundreds) of years.
A. has been
B. basically
C. for
D. hundreds
Her name (sounds) familiar (with) me but I (can't) tell (who she is) at the moment.
A. sounds
B. with
C. can't
D. who she is
He (will not do) it (had he known) how (serious) the (outcome) would be.
A. will not do
B. had he known
C. serious
D. outcome
He abandoned a career that______to his becoming one of the most influential people in the world.
A. could have led
B. would lead
C. should have led
D. must lead