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在《PONS词典》中的词汇

call on 动词 不及物动词

1. call on (appeal to):

to call on sb to do sth
to call on sth
an etw 第四格 appellieren

2. call on (visit):

3. call on (use):

OpenDict 词条

call on 动词

to call on sb 教育
jdn drannehmen
to call on sb 教育

call option on interest rate futures 名词 金融

Present
Icall on
youcall on
he/she/itcalls on
wecall on
youcall on
theycall on
Past
Icalled on
youcalled on
he/she/itcalled on
wecalled on
youcalled on
theycalled on
Present Perfect
Ihavecalled on
youhavecalled on
he/she/ithascalled on
wehavecalled on
youhavecalled on
theyhavecalled on
Past Perfect
Ihadcalled on
youhadcalled on
he/she/ithadcalled on
wehadcalled on
youhadcalled on
theyhadcalled on