Heidi_____(teach)at this primary school since she__-school five years ago.
问题描述：
Heidi_____(teach)at this primary school since she__-school five years ago.
答
has been teaching came to
答
has taught,came
since 是现在完成时的判断词,所以主句 Heidi has taught at this primary school用现在完成时,five years ago 是一般过去时的判断词,结构是:主语+ 过去式,所以第二个空填came
中文:自从她5年前来到这所学校,她就在这个小学教学