Question

Don't sit there _________ nothing. Come and help me with this table.

A. do
B. to do
C. doing
D. and doing

Answer 1

答案C
根据句子结构判断所填的动词成为伴随状语，故选doing；to do不可表伴随；A项do为谓语动词；D项若去掉and也正确。