There are many good stories about the Long March, _________this is the most instructive.
| A．of which | B．in which | C．from which | D．by which |
—Do you have ________ difficulty working out the problem?
—Yes. It is ________ me.
| A．no; easy for | B．some; within |
| C．any; within | D．any; beyond |
My dictionary__________. I have looked for it everywhere but still
| A．has lost; do not find | B．is missing; do not find |
| C．has lost; have not found | D．is missing; have not found |
—These boxes are too heavy for me to move.
—Here, I’ll give you a hand ________ them.
| A．for | B．to | C．with | D．by |
____________professional violinist practices for several hours a day, but____________ violinist has his own way of playing the Beethoven concert.
| A．Each, every | B．Every, each | C．One, a | D．All, each |
________ her hair getting gray, she has decided to have it dyed.
| A．As | B．For | C．With | D．Though |