【单选题】数据备份是为了防止因()引起的数据丢失而采取的一项措施。
【单选题】数据备份是为了防备因______引起的数据丢失而采取的一项措施。
【单选题】Butter, milk, _______________ and cream are dairy products.
【单选题】We ____with the farmer for a supply of milk and butter.
【单选题】Milk, eggs or butter are always _____ of the shop.
【单选题】Cuts in prices for milk, butter, and cheese will be ______ by direct payments to farmers.
【单选题】数据备份是为了防备因( )引起的数据丢失而采取的一项措施。
【单选题】Milk,butter,and cheese are _______ here from the farms.