We are watching TV ______ we caught sight of a friend of ours .

The price of diamond rings has risen sharply _______ the price of gold rings has gone down.

It is a long time since I last saw you . This sentence means _______

_______ reason you may give , you ought not to have left homework unfinished.

It seemed only several minutes _______ he finished this painting .

I’ll lend you my car _______ you return it intact.

The secretary made a note of it _______ she should forget.

No matter ______ says no to us , we will return to our motherland.

 It was _______ that they planned to have a picnic.

Smith has made _______ that we are all surprised .