【C13】A．a pieceB．a packet ofC．a cup ofD．a box of

We have __ of work to do.A.manyB.a great deal ofC.great deal ofD.the great deal of

【35】A．on account ofB．in terms ofC．regardless ofD．in spite of

【C13】A．fromB．out ofC．ofD．to

【C3】A．a number ofB．a great many ofC．a sum ofD．a mass of

【C18】A．fleets ofB．swarms ofC．flocks ofD．clusters of

【C16】A．Regardless ofB．In spite ofC．For lack ofD．Instead of