1 . Today, we will begin____________we stopped yeaterday so that no will be left out.

A．when	B．where
C．how	D．what

2 . We all know it will be next June        we can really have a rest.

A．when	B．before
C．since	D．until

3 . I often think of the days _____ I stayed with the experts, _____ has a great effect on my job.

A．when , which

B．when, who

C．that, which

D．which, that