語法：句中謂語動詞是實義動詞的陳述句，變否定形式在實義動詞前加don'tdoesn't(主語是第三人稱單數時用doesn't')。
likedoingsth/liketodosth喜歡做某事
ikestoeathamburgers.
句式：
—Do/sth.?—Yes，—No，'t/doesn't.
—Doyoulikesalad?—Yes，Ido./No，Idon't.
—Doeshelikepears?—Yes，hedoes./No，hedoesn't.
2.祈使句——Let''shaveicecream.
3.一般現在時的肯定句及否定句'tlikebananas.
don'tlikebroccoli.
oesn'tlikeicecream.
