有些动词后面接 to + 动词：want to go。有些动词后面接带 -ing 的动词：enjoy going。
want to、enjoy -ing：复习
I want to go home.
She enjoys cooking.
Not "I enjoy to cook." — say "I enjoy cooking.". enjoy 后面用带 -ing 的动词。
试一试: Man: Do you like your new class? Woman: Yes! I enjoy ___ with the other students. 选出那位女士会说的话。 (working / to be / forgetting) 答案: working — 她喜欢这门课，而 enjoy 后面接 -ing，所以是 enjoys working with the other students。
decide、hope、plan、learn + to：后面接 to
decide、hope、plan 和 learn 后面，用 to + 动词。
She decided to walk.
They plan to buy a house.
I hope to see you soon.
试一试: Man: Is your new apartment nice? Woman: It's okay. I hope ___ a bigger one next year. 选出那位女士会说的话。 (getting / to find / to lose) 答案: to find — 她想要一个更大的房子，而 hope 后面接 to，所以是 hopes to find one。
finish、don't mind + -ing：后面接 -ing
finish 和 don't mind 后面，用带 -ing 的动词。
We finished eating at nine.
I don't mind walking in the rain.
试一试: Man: Is your new school far? Woman: It's an hour by train, but I don't mind ___. 选出那位女士会说的话。 (to travel / cooking / going) 答案: going — 路远她也不介意，而 don't mind 后面接 -ing，所以是 doesn't mind going。
good at、interested in + -ing：后面接 -ing
good at 和 interested in 后面，用带 -ing 的动词。
He's good at cooking.
I'm interested in buying a bike.
试一试: Man: Why do you read so much about birds? Woman: I'm interested in ___ them. 选出那位女士会说的话。 (watching / to see / washing) 答案: watching — 她喜欢鸟，而 interested in 后面接 -ing，所以是 interested in watching them。
Do you want me to …?：要我帮你……吗？
想主动帮忙，就说 Do you want me to + 动词。
Do you want me to help?
She wants me to call her.
Not "Do you want that I help?" — say "Do you want me to help?". 要说 want me to，不说 want that I。
试一试: Man: My arms are full. Woman: ___ open the door? 选出那位女士会说的话。 (Do you want me to / Do you want that I / Do you want to) 答案: Do you want me to — 她主动提出帮他开门，所以她说 Do you want me to open the door。
to + 动词：说明原因
用 to + 动词，说明你为什么做一件事。
I went to the store to buy milk.
He called to say sorry.
试一试: Man: Why do you get up at five? Woman: I get up early ___ before work. 选出那位女士会说的话。 (to sleep / walking / to run) 答案: to run — 她用 to + 动词说出早起的原因：to run。