--- Who ______ it be that is singing in the next room?
--- It _______ be Lucy, but I am not sure.
| A．can ; may | B．may ; can | C．can; must | D．must; may |
---Marx was born in Germany and German was his native language.
--- _____.
| A．So was Engels | B．So Engels was |
| C．So it was with Engels | D．Engels was so. |
What our teacher said ______ me.
| A．surprised | B．surprise | C．is surprised | D．is surprising |
_______ it with me and I’ll see what I can do.
A When left B. Leaving C. If you leave D. leave
The managers discussed the plan that they would like to see _______.
A. carry outB carrying outC. carried outD. to carry
If we work with a strong will, we can overcome any difficulty, ________great it is.
| A．whatever | B．however | C．wherever | D．whenever |