Question

Mrs.Smith finds it hard to clear up the mess，as her children are always ________ whenever she tries to.                                                                                                                                            (2013·福建，29)

A．in the way  B．on watch

C．in sight  D．on the line

Answer

A

【解析】

句意为：Mrs.Smith发现很难清理混乱局面，因为当她尽力清理时她的孩子总是妨碍她。in the way妨碍；on watch值班，监视；in sight在视力范围内，在即；on the line处于危险中，(对方)在接电话。