-Clark, your room is really in a mess, It needs ____
-Sorry , mum . I’ll do it at once
A:clean
B:cleaned
C:to clean
D:to be cleaned
____(yes)
用“坚”字组成四个不同的词,填入适当的括号里。
“5.12”汶川大地震,使中华民族更____。即使时间过去了100个小时,救援人员依然在____的石板下搜寻,瓦砾堆下的生还者还在____着。中华民族将迈着更加____的步伐前进。