You will want two trees about ten feet apart, from ______ to suspend your tent

We ______ four thousand new words bythe end of last year.

Many students stopped to listen to the music as it ______ so charmingly on the piano that it attracted nearly everyone passing by

Flight MU257 _______________ I must be off now.—Have a nice trip.

They are experienced porter(搬运工)who know how tothe weight of the rocks they carry.