1.（What ）has been announced,we shall have our final emaxs next month
A That B As C It D
这句话缺主语,用What补上
2.The reason (why )he gave for his absence was( that ) he had missed the bus
A Bthat because C why because Dshich that
The reason why...that...是定语从句一个经典句型,没有为什么