i lost my bike,and i really don't know _____.A what should i do B_英语解答

i lost my bike,and i really don't know _____.A what should i do B what to do C how shall i do

人气：378 ℃　时间：2019-08-19 23:11:57

解答

选择B
what与do连用 how与deal连用故排除C
I don't know ...是主谓宾结构 know为谓语后接宾语应该是名词 what.其后的to do是what的后置定语（to+不定式做后置定语）