国家邮政局调查显示,电子商务已成为我国快递业发展的巨大推动力,全国快递业1/3业务量由电子商务带动完成。仅去年中国电子商务带动的包裹量就超过5亿件,电子商务和快递物流已经越来越成为人们生活中不可或缺的部分。对此,下列说法正确的是( ) ①电子商务和快递物流之间存在着互为替代关系 ②电子商务和快递物流之间存在着互补关系 ③电子商务和快递物流的发展有助于推动我国产业结构的调整 ④电子商务和快递物流的发展表明我国居民恩格尔系数不断提高
—I’ll go camping this weekend. — .
____________for children, the album became popular with Parents __________it came out.
—Why is your wife wearing a mask in such good spring? —Because she is_________ to flowers.
The old gentleman is considering _________he will move to New York with his daughter and son-in-law or live alone at home.
The police are looking for the witnesses,__________ words will make a difference to the victim.