Users also need systems to help them explore the web and discover ( ) interesting data sources and interfaces that support different query and search paradigms.

[单选题]Users also need(71)systems to help them explore the web and discover interesting data sources and interfaces that support different query and search paradigms.A．negativeB．adaptiveC．passiveD．adaption

[单选题]Users also need (71) systems to help them explore the web and discover interesting data sources and interfaces that support different query and search paradigms.(71) A．negativeB．adaptiveC．passiveD．adaption

Educators should not only prepare students underline(20) a career but also help

I would have to make friends（     ）them and perhaps also compete（         ）them

[单选题]Sometimes his lectures are boring， ( )by and by I find them helpful and int

Good morning Can I help you ？- _ A . No I don t need any help . B . I pay the bi

[主观题]mother needed help. So I helped them going to 82

[试题]mother needed help. So I helped them going to _________82

[单选题]Give me your telephone number ________ I need your help.A.whether B.unless

[单选题]In addition mobile users also expect to connect to the （） for communications and access to services （） the best suitable connection,any where and at anytime.A．internet B、server C、LAN D、database A、through B、from C、at D、of