Neverbefore_______sorapidlydevelopingasitistoday．
A、hasourcountrybeenA
此題考查倒裝句。否定詞位于句首，句子應(yīng)該部分倒裝。句意：我們國家從來沒有像今天一樣進步如此迅速。
________，hehadnotimetorest.
Iunderstoodfromherthatyouundertookotherimportantwork______.
Thefarmingmethodshavebeen________improvedwiththeinventionofthenewmachine.
Theprofessorworkedfor7hoursata________.
Basically，theseattitudesamounttoabelief________leisurecanandshouldbeputtogooduse
