The students respect their head teacher____ , although she is strict, she if fair. A: since B: once C: that D: ecause

_____ born in Chicago, the author was famous for his stories about New York. A: Since B: Once C: When D: Although

___ you start eating in a healthier way, weight control will become much easier． A: Although B: Before C: Unless D: Once

Although she was once a famous actress and well-known to almost everyone, she is now in______ . A: ellipse B: eclipse C: equator D: episode

The decision had taken about 10 seconds ________________ read a market research study. A: once he'd B: once he's C: once he'll D: once he'd better

5. I used to love that film ______ I was a child, but I don't feel it that way anymore. A: although B: when C: once D: since

同时: all at once|all once|at all once|at once

The manager ordered the work ______. A: start at once B: to be started at once C: to start at once D: at once started

He ordered the work (). A: started at once B: to be started at once C: to start at once D: at once start

The phrase "once in a blue moon" in last line refers to______. A: all at once B: once for a long time C: once in a while D: once and for all