Page 114 - JAPN2004

5. 私は、子どもたちを屋根の上にのぼらせた。 I made the children climb up to the roof.
However, in the case of transitive verbs, the semantic distinction does not depend on the particles. This is because 〜を cannot be used twice in a single sentence, and even the non- subject who is coerced must select 〜に. So, the following sentences are ambiguous between the volitional ‘let’ interpretation and the non-volitional ‘force’ interpretation.
6. 私はテストで学生にじしょを使わせた。
7. 私は子どもにひるごはんをいつもより早く食べさせた。
Here are some frequently used expressions that contain the causative construction.
8. 待たせてすみませんでした。
Sorry for keeping you waiting.
9. ちょっと電話を使わせて下さい。
Please let me use the phone a minute.
The following expressions contain verbs that derive from causative forms.
10. 男子(だんし)学生と女子(じょし)学生をあわせて、ぜんぶで20人います。
Adding up the male and female students, there are 20 all together.
11. けっか (result) が分かったら、すぐ知らせます。
Lesson 24A-Page 704