八年級英語語法
unit one
1. how often do you exercise ? → how often + 助動(dòng)詞do(does或did) + 主語 + do sth. ? 疑問詞how often是問頻率(多經(jīng)常), 在這里助動(dòng)詞do(does或did) 是起幫助構(gòu)成疑問的作用
every day / once a week / twice a month / three times a month / three or four times a month .
2. what do you usually do on weekends ? 第一個(gè)do 為助動(dòng)詞, 在這起幫助構(gòu)成疑問的作用；而第二個(gè) do 則是實(shí)義動(dòng)詞。 i usually play soccer .
3. what’s your favorite program ? it’s animal world .
4. what do students do at green high school ? 第一個(gè)do 為助動(dòng)詞, 在這起幫助構(gòu)成疑問的作用；而第二個(gè) do 則是實(shí)義動(dòng)詞。
5. as for homework , most students do homework every day . as for...意思是“至于；關(guān)于”，常用于句首作狀語，其后跟名詞、代詞或動(dòng)詞的-ing形式（即動(dòng)名詞）。如：
as for him，i never want to see him here. 至于他，我永遠(yuǎn)不希望在這里見到。
as for the story，you'd better not believe it. 關(guān)于那故事，你最好不要相信。
6. the results for “ watch tv ” are interesting .
7. mom wants me to get up at 6:00 and play ping-pong with her . → want to do sth.意思是“想要做某事”；want sb. to do sth.意思是“想要某人做某事”。如：
do you want to go to the movies with me？你想和我一起去看電影嗎？
the teacher doesn't want us to eat hamburgers.老師不想讓我們吃漢堡包。
8. she says it’s good for my health . → be good for...表示“對……有益（有好處）”。其反義為：be bad for...。（這里for 是介詞，后跟名詞、代詞或動(dòng)名詞）如：
it's good for us to do more reading. 多讀書對我們有好處。
reading in bed is bad for your eyes.在床上讀書對你的眼睛有害。
9. how many hours do you sleep every night ?
10. i exercise every day , usually when i come home from school .
11. my eating habits are pretty good . 這里pretty相當(dāng)于very 。
12. i try to eat a lot of vegetables , usually ten to eleven times a week . → try to do sth.表示“ 盡力做某事 ” ，不包含是否成功的意思 / try doing sth. 表示“ （用某一辦法）試著去做某事”。 如:you’d better try doing the experiment in another way. 你最好試試用另一種方法做這個(gè)試驗(yàn)。
13. my healthy lifestyle helps me get good grades . → help sb.(to) do sth.幫助某人做某事
14. good food and exercise help me to study better . → help sb. (to) do sth.幫助某人做某事 / 這里better是well的比較級，而不是good的比較級
15. is her lifestyle the same as yours or different ? ＝is her lifestyle the same as your lifestyle or is her lifestyle different from your lifestyle ? → be the same as … / be different from …
16. i think i’m kind of unhealthy . kind of = a little / a kind of 意思是“一種”
17. what sports do you play ?