【推荐1】Scientists have ____ (预测) that the world's population will double by the end of the century. (根据汉语提示单词拼写)

【推荐2】The loss has not been ________ (计算) accurately, but it is believed to be well beyond a hundred million dollars. （根据汉语提示单词拼写）

【推荐3】The computer can c__________ complex engineering problems.

【推荐1】when we miss a night’s sleep, we find it harder to c__________ and learn new information next day---our brain may have smaller room for new experiences. （根据首字母填空）

【推荐2】She was accused of attempting to c________(欺骗) the taxman. (根据中英文提示填空）

【推荐3】They had begun to ______ (合并) the kinds of play and teamwork they had seen the day before into their game.   (根据汉语提示单词拼写)

【推荐1】It’s warmer now and the snow is beginning to m___________.(根据首字母单词拼写)

【推荐2】I am writing to ________ (打听) about a bag that I left behind in a room at your hotel. （根据汉语提示单词拼写）

【推荐3】The new customer has made up his mind to e__________ the record which he says is not what he thought it was. (根据首字母单词拼写)