The traffic rule says that the children ______less than 40 pounds and under the age of four must be in a child safety seat.A.being weighedB.weighC.weighedD.weighing
网友回答
D解析考查非谓语动词的用法。Weigh意为权衡，重量为……，用法为the box weighs 40 kg.因此sth 跟weigh之前是主动关系，此处weigh在句中作children的定语，weighing=which weigh