—Well, it wasn't me, I didn't do it.
A:is cleaning
B:was cleaning
C:has cleaned
D:will clean
计算,能简便计算的要简便计算。
①350×78+35×220
②3.5÷0.125×8
③ 47 ×3.4- 47 × 74 - 47 × 14
④8×( 38 + 127 )+ 1927
⑤ 58×1110 + 38×1110
⑥999×999+999
The organization Wild Aid is _________ to protect wild animals. ——It has done a lot so far.