3. 以子音字母+ y 結尾的動詞,變y 為,再+ es,如:study→ studies; try→tries 除上述規律外,還應注意下面三點: 1. 動詞have ,遇到主語是第三人稱單數時,要用has動詞be 的第三人稱單數形式是is。 2. 含有動詞第三人稱單數形式的句子變否定句時,要用doesn"t + 動詞原形,如:He goes to school at six in the morning. (變否定句)→ He doesn"t go to school at six in the morning. 3. 對含有動詞第三人稱單數形式的句子提問時,要用助動詞does,如:She goes home at five every day. (對劃線部分提問)→ When / What time does she go home every day?
主語為第三人稱單數的動詞變化主要體現在詞尾的變化上,其規律 大體有三點:
1. 一般情況下,直接在動詞詞尾+s ,例如:get→gets; take→takes
2. 以s, sh, ch, x, o 結尾的動詞,在詞尾+ es,例如:teach→ teaches; fix→fixes; go→goes
3. 以子音字母+ y 結尾的動詞,變y 為,再+ es,如:study→ studies; try→tries 除上述規律外,還應注意下面三點: 1. 動詞have ,遇到主語是第三人稱單數時,要用has動詞be 的第三人稱單數形式是is。 2. 含有動詞第三人稱單數形式的句子變否定句時,要用doesn"t + 動詞原形,如:He goes to school at six in the morning. (變否定句)→ He doesn"t go to school at six in the morning. 3. 對含有動詞第三人稱單數形式的句子提問時,要用助動詞does,如:She goes home at five every day. (對劃線部分提問)→ When / What time does she go home every day?