求讲解:they claimed ____ a wallet at the school gate last week,
求讲解:they claimed ____ a wallet at the school gate last week,but nobody has come to ___ it so far.A.to pick up,collect B .picking up,take C.to have picked up,claim
这道题目主要是claime的不同释义问题,第一个空暂且先放着,因为没有动词的变化,按照语法全部都对,第二个空是指没有人来认领这个钱包,自然要选claim,其他的选项都不符合语境.说回第一个空,如果非要我选一个合适的,我觉得picking up和to have picked up在时态和用法都正确,这里的claim的意思是声称,而不是认领了.