【题目】The stewardess asked all the passengers on board to remain ________ as the plane was making a landing.
A.seatingB.seatedC.to be seatingD.to seat
在线课程【答案】B
【解析】
考查非谓语动词。句意：女乘务员要求机上所有乘客保持就座状态。seat是及物动词，后接人作宾语，表示“安排某人就座”，本句中seat作系动词remain的表语，且seat后没有宾语，要用过去分词来构成，相当于be seated，故B项正确。