call on, call at, call for, call in, call up, call off,call back
call on 意为“访问(某人)”,后接的宾语是人; call at意为“访问(某地)”,后接的宾语是某一地方。call at可以表示车船停靠站或码头;call on sb. to do sth意为“请求,邀请,指派,呼吁)某人做某事。call sb. up意为“给……打电话”;call up 意为“唤醒、使想起,征调”;call for需要,要求;值得;call in召集, 召来, 来访,call off取消,call back 回电话 Do you think we should call at Frank's when we go to New York?我们去纽约的时候,你看要不要去看看弗兰克? This long-distance coach calls at every stop along its journey.这趟长途汽车沿线每站都要停靠。 Many experts have been called in for advice.许多专家被请来商量对策。 We can call on our forme