系动词be、助动词、情态动词的否定形式一般可以缩写成为一种简略的形式。如： is notisn't are notaren't was notwasn't were notweren't has nothasn't have nothaven't will notwon't would notwouldn't shall notshan't should n...
1. 不定式的否定式的构成 通常是将否定词not或never置于不定式之前，即构成not to do 或never to do 的形式，注意not和never一定要放在不定式符号to的前面，而不是其后面。如： The doctor advised me not...
系动词be、助动词、情态动词的否定形式一般可以缩写成为一种简略的形式。如： is notisn't are notaren't was notwasn't were notweren't has nothasn't have nothaven't will notwon't would notwouldn't shall notshan't should n...
Tell him not to shut the window… She pretended not to see me when I passed by. 我走过的时候，她假装没看见。 典型例题 1）Tell him ___ the window. A. to shut not B. not to shut C. t...
Tell him not to shut the window… She pretended not to see me when I passed by. 我走过的时候，她假装没看见。 典型例题 1）Tell him ___ the window. A. to shut not B. not to shut C. t...
