i buy a dictionary this morning错哪了

I didn't buy a dictionary and Tom didn't buy a dictionary,eithera:______I______Tom______a dictionary b:______Tom______I______a dictionary c:I didn't buy a dictionary ________ __________Tom I need __(buy)a new dictionary. i buy a dictionary this morning错哪了 I want to buy a new dictionary.(改为否定句) i want to buy a new （E ）dictionary _______ you ________ (buy) a dictionary?“ “Yes,I ___ have you [ ][buy]a dictionary Jack didn't buy a book yesterday.He______a dictionary.a.buy b.will buy c.boughtJack didn't buy a book yesterday.He______a dictionary.a.buy b.will buy c.bought I didn’t buy the dictionary yesterday ______ my aunt would give me one.A.until B.because C.if D.before为什么选D? I didn't buy that dictionary because it ____.A.is too expensive B.was too expensive C.was much expensive D.was too much expensive ---why didn't you buy that dictionary?---i__ if i had had enough money.A wouldB would haveC have boughtD had bought ________ not enough money,I couldn’t buy the dictionary．A.It being B.It was C.There being D.There was I want to buy a dictionary ,but I have no m------ 空格里填什么? need在这道选择题中到底怎么选?- Well,it's a pity I didn't buy that recently published dictionary yesterday.- ____.I have already bout one for you.A.You needn't buy it.B.You needn't have bought it.C.You didn't need to buy it.D.You don't hav i went to the bookstore _______ a dictionary .A.buy B.to buy C.buying D.bought 英语问题 急!满意多多积分送上I want to buy a new dictionary.(改为否定句),如何改?我看别人的回答是 I don't want to buy a new dictionary.但是我有点糊涂了,want to do 是动词不定式啊 否定 应该是 want not t I can buy a new t填空 I want to buy a new dictionary.(改为否定句）