—Which of the two iPods do you prefer? —To tell you the truth, I don't like _____ of them.
The rise in electricity costs has _______ our difficulties in carrying out the project.
A dozen ideas were considered _______ the chief architect decided on the design of the building.
-----Hi, Tina, can I use your car for a while this afternoon? ----- Sorry, _______.
“Attention, please. Whoever can answer one of my questions _____ receive a prize,” the teacher said in class.
The vegetable looking fresh in his field ______well. It’s often sold out immediately it appears in the market.