hesitate to do sth（hesitate to do sth）

不得不 do as …as sb can to do sth

4.he is doing his homework.

to do sth

we are going to play ping-pong on saturday.

pov:when you hesitate to do sth

外研版九年级英语上册module 1 wonders of the worl

外研版 八年级英语 下册 课件 module 3 unit1 has

含 有 否 定 意 义 的 词 和 短 语 如 : never, hardly, seldom

收到万宝龙的回复,手里的伯吉斯更香了

八年级英语下册unit9haveyoueverbeentoamuseum第6课时课件新版人教新