He is the only one of the people here who ____ how to operate the computer.

I don’t know if he _______here. If he comes, he_______ me.

Our holiday cost a lot of money.—- Did it ? Well, that doesn’t matter_______ you enjoyed yourself

Several weeks had gone by _______ I knew the painting was missing

Remember the first time we met, Jim?— Of course I doYou _______ in the library