1.over the moon2.once in a blue moon3.moonlight (vi)4.promise sb. the moon5.ask for the moon

once in a __ moon 千载难逢 A: red B: blue

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

Once in a blue moon means you are very angry.

Once a year, on the ________day of the full moon, Hou Yi visits his wife. That is why the moon is full and beautiful on that night.

____ is known to everybody ,the moon travels round the earth once every month.

Once I looked at the moon and caught sight of a strange thing. Here the moon symbolizes homesickness and nostalgic feelings as well as the beautiful and tranquil night.

____ is known to all, the moon travels round the earth once a month. A: It B: As C: That D: What

When we say somebody only goes to the library once in a blue moon, we imply that he seldom goes to the library.

I toldnot to hurt her feelings. A: once in a blue moon B: a white lie C: the green light D: green with envy