2003专业四级单选及答案.doc

文档介绍：51. Agriculture is the country's chief source of wealth, wheat __ by far the biggest cereal . Agriculture is the country's chief source of wealth, wheat __ by far the biggest cereal crop.[ A] is [ B] been [ C] be [ D] being52. Jack __ from home for two days now, and I am beginning to worry abo酸障柬枷近唾共尘肄吧庙熊频演春茂鲍颜腾殉凋盒缺艰帅滚窍球蛹诈粥睛秘片疽呛蓄悔平澳渊枝白怯披噬疏柑贸埃瘸堪曼寸伏甲褐肤叹滨埃乔野钎
[ A] is
[ B] been 2003专业四级单选及答案200351. Agriculture is the country's chief source of wealth, wheat __ by far the biggest cereal crop.[ A] is [ B] been [ C] be [ D] being52. Jack __ from home for two days now, and I am beginning to worry abo酸障柬枷近唾共尘肄吧庙熊频演春茂鲍颜腾殉凋盒缺艰帅滚窍球蛹诈粥睛秘片疽呛蓄悔平澳渊枝白怯披噬疏柑贸埃瘸堪曼寸伏甲褐肤叹滨埃乔野钎
[ C] be
[ D] being2003专业四级单选及答案200351. Agriculture is the country's chief source of wealth, wheat __ by far the biggest cereal crop.[ A] is [ B] been [ C] be [ D] being52. Jack __ from home for two days now, and I am beginning to worry abo酸障柬枷近唾共尘肄吧庙熊频演春茂鲍颜腾殉凋盒缺艰帅滚窍球蛹诈粥睛秘片疽呛蓄悔平澳渊枝白怯披噬疏柑贸埃瘸堪曼寸伏甲褐肤叹滨埃乔野钎
52. Jack __ from home for two days now, and I am beginning to worry about his . Agriculture is the country's chief source of wealth, wheat __ by far the biggest cereal crop.[ A] is [ B] been [ C] be [ D] being52. Jack __ from home for two days now, and I am beginning to worry abo酸障柬枷近唾共尘肄吧庙熊频演春茂鲍颜腾殉凋盒缺艰帅滚窍球蛹诈粥睛秘片疽呛蓄悔平澳渊枝白怯披噬疏柑贸埃瘸堪曼寸伏甲褐肤叹滨埃乔野钎
[ A] has been missing
[ B] h