Select the appropriate preposition for the missing place given in the sentence: 'He jumped ...... the river to save her.'

Select the appropriate preposition for the missing place given in the sentence.
It is another two weeks ............... the exams.

Select the appropriate preposition for the missing place given in the sentence.
They usually go for a walk ...... $5\, PM$ in the evening.

Select the appropriate preposition for the missing place given in the sentence: 'She received lots of gifts .... her birthday.'

Select the appropriate preposition for the missing place given in the sentence: 'He works from nine in the morning ..... six in the evening.'

Select the appropriate preposition for the missing place given in the sentence: 'He sat .... the chair for dinner.'