【正文】
中等大小的機(jī)器人 mediumsized robot ? 更加注意到 pay more attention to ? 結(jié)果 as a result ? 至少 at least ? 一直發(fā)出指令 give instructions all the time ? …. 怎么了 What’s wrong with…? ? 一點(diǎn)也不 not at all ? 退款 get money back ? 持續(xù) last for ? 需要被 need doing=need to be done Fill in the blanks with the expressions above doesn’t study , he failed in the exam. rain _______ half an hour. ________________ your handwriting, I can’t see it clearly. As a result Lasts for pay more