II.

$\text{1.}$ went $\text{→}$ gone

$\text{→}$ go - went - gone

$\text{→}$ have/ has + Ved/ P2

$\text{2.}$ done $\text{→}$ do

$\text{→}$ didn't + V<inf>

$\text{3.}$ cooker $\text{→}$ cook

$\text{→}$ cooker: nồi

$\text{→}$ cook: đầu bếp

$\text{4.}$ already $\text{→}$ yet

$\text{→}$ HTHT: S + have/ has + not + Ved/ P2 + yet/ before

$\text{→}$ before: chưa từng

$\text{5.}$ for $\text{→}$ to

$\text{6.}$ donate $\text{→}$ donating

$\text{→}$ Before + S + V

$\text{→}$ Before + V-ing

$\text{7.}$ recycle $\text{→}$ to recycle

$\text{→}$ encourage sb to-V: khuyến khích ai làm gì

$\text{8.}$ studied $\text{→}$ have studied

$\text{→}$ có for chia HTHT

$\text{9.}$ have $\text{→}$ has

$\text{→}$ he là S số ít nên dùng has

$\text{10.}$ have $\text{→}$ x

$\text{→}$ this morning ⇒ QK

$\text{→}$ Chia QKD

1. went → gone (HTHT, S + have/has + Ved/V3 + O )

2. didn't → haven't (HTHT, nhận bt: lately, S + have/has + Ved/V3 + O)

3. cooker → cook (cooker: bếp nướng, cook: đầu bếp)

4. already → yet/before (HTHT, S + haven't/hasn't + Ved/V3 + O, ko dùng already trog câu phủ địng thì HTHT)

5. for → to 

6. donate → donating (donate ở đây là chủ ngữ biễu diễn 1 hành động, before + Ving)

7. recycle → to recycle (encourage sb to do sth: khuyến khích ai đó lm vc j đó, S + encourage(s) + to V + O)

8. studied → have studied (HTHT, nhận bt: for, S + have/has + Ved/V3 + O)

9. have → has (HTHT, has dùng cho S là ngôi 3 số ít, S + has + Ved/V3 + O)

10. have bought → bought (QKĐ, nhận bt: this morning, S + Ved/V2 + O)