如何判断一句话中是否要加ing?~~~答:以下为to作介词的短语有:be used to, object to, devote oneself to, stick to, respond to, look forward to, see to, submit to, adapt to, apply to, accede to, get to, prefer to, adjust to, owe to,react to等。Do you feel like having a drink?你想喝点饮料吗?I prefer ...