--–How much money have you got _____you ? ---My pocket money ____not more than 5 dollars.
—How often do you eat out?—__________,but usually once a week.
I was so familiar with him that I recognized his voice __________ I picked up the phone.
__________ in 1993, the EU, together with the US, is one of the two largest economies in the world.
Linda worked for the Minnesota Manufacturing and Mining Company,__________ as 3M.
After many experiments, finally we __________ the material we wanted very much.