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