【单选题】设 为方程 的解, 为方程 的解,则下列说法不正确的是
【判断题】设 均为方程 的解, 则 是该方程的通解.
【简答题】I need to buy some 50-cent stamps. (英译汉)
【单选题】.— Sorry, I _______ to buy the book you need for you. — Never mind. _______ it myself after school.
A.
forget; I’d rather buy
C.
forgot; I’m going to buy
D.
forget; I’d better buy
【判断题】设 均为方程 的解, 则 是该方程的通解.
【单选题】With everything I need _____, I went out the store.
【单选题】—What should I buy in the supermarket, Mom? —You can buy you need to buy. [ ]
【单选题】I think the mall ________ some more things to buy. [ ]
【单选题】明清时期,人们认为( )有驱邪之力、布雨之能,所以将屋脊两端改为它的尾巴的形状。