Every year__of trees are planted on the hills to protect the environment.A.a thousand B.thousands C.thousand D.many thousand这题我开始选C结果错了,Date对方地址Dear sir,Re:Packing for “Guangshi”MooncakeThank you for your proposal of r

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Every year__of trees are planted on the hills to protect the environment.A.a thousand B.thousands C.thousand D.many thousand这题我开始选C结果错了,Date对方地址Dear sir,Re:Packing for “Guangshi”MooncakeThank you for your proposal of r
Every year__of trees are planted on the hills to protect the environment.
A.a thousand B.thousands C.thousand D.many thousand
这题我开始选C结果错了,
Date
对方地址
Dear sir,
Re:Packing for “Guangshi”Mooncake
Thank you for your proposal of regarding the packing of our order for ready-made “Guangshi” Mooncake.We’d like to confirm our packing requirments as follows:
First,each mooncake should be packed in plastic bag so that the products can be seen directly,then each bag must be filled with nitrogen(氮气) in the inner,which can extend quality guarantee period of the products,10 bags to a exquisite case next,which will help to promote the sales.In order to save more safe,50 cases to a cardboard carton.The cartons should be strong enough against rough handing and long ocean transportation.
Please pack the goods strictly.As the Mid-Autumn festival is coming,please speed up shipment for us to catch it.
Yours faithfully,
Jet
Manager
这里有个语法错误，请帮指出

Every year__of trees are planted on the hills to protect the environment.A.a thousand B.thousands C.thousand D.many thousand这题我开始选C结果错了,Date对方地址Dear sir,Re:Packing for “Guangshi”MooncakeThank you for your proposal of r we plant trees every we plant trees every we plant trees every Every year,we plant___________(five million)trees The family plants t_________of trees every year. We plant trees every year.The number of ______ in our hometown is growing fast.填【trees】或【the trees】! They plant some trees every spring.（改为被动语态）Some trees ____ ____every spring. People plant hundreds of trees every year 改为被动语态变成被动语态 People plant trees every spring The students plant two hundreds trees every year.改错 They plant 10 trees every year.改成被动句改为被动语态：We plant trees every spring. We plant trees every years.转换被动语态 More trees must be planted every year.(改为一般疑问句) in great danger,we cut down many trees every year. young trees ____（water） well every day The trees ()(use) to build some houses every year.