1. start / begin to do sth. = start / begin doing sth.
2. all day = the whole day
3. ⑴、be sure to do sth. 务必去做某
事⑵、make sure (of sth. / that) 确保,设法保证
4. ⑴、cut up 切碎。同义词组为cut into
pieces。cut up后跟代词宾语时,应放在cut和up之间;接名词宾语时通常放在其后。cut up the apple 把那个苹果切碎cut it(them) up 把它(它们)切碎 ⑵、cut v. 切;割cut... in two / half 把……切成两半cut the watermelon in two / half 把这个西瓜切成两半 cut down 砍倒Don’t
cut down the tree. 不要砍倒那棵树。 cut... into pieces 把……切成碎块Please cut the meat into pieces. 请把那块肉切成碎片。
5. 拓展:与turn相关的短语 turn up
(把音量)调大,调高 turn down
(把音量)调小,调低 turn in 上交turn into 使成为,翻译成 turn out 关;熄灭(灯、煤气等) turn against 反对