Your experiment reports must be checked with care before______.A、handed them in

游客2024-01-19 77

问题 Your experiment reports must be checked with care before______.

选项 A、handed them in
B、them handing in
C、being handed in
D、handing them in

答案 C

解析 before后要加动名词且是被动的。

转载请注明原文地址:https://tihaiku.com/zcyy/3376203.html

相关试题推荐

随机试题

最新回复(0)

W:Haveyouhadthebrakes(刹车)andtires(轮胎)checked?Anddoyouhaveenoughmon