我想投诉。

I ___wish ___to ___make a complaint.

想去国王十字车站火车的乘客应前往9号站台。

Passengers ___wishing ___to ___take the Kings Cross train should go to platform 9.

尊敬的先生/女士，我想申请上周一在大学公告板上广告的助手职位。

Dear Sir/Madam, I ___wish ___to ___apply for the post of helper which was advertised on the college noticeboard last Monday.