17. ______, his idea was actually worth practicing.
| A．As it might sound strange | B．Strange as it might sound |
C．As strange i t might sound |
D．Strange as might it sound |
227. It is necessary that the question _______ at once.
| A．should settle | B．be settled | C．might be settled | D．would be settled |
226. Einstein lived the rest of his life quietly in America and _____ American nationality in 1940.
| A．bought | B．took part in | C．joined | D．Took |
225. I didn’t hear the phone last night. I _____asleep.
| A．must be | B．must have been | C．should be | D．should have been |
224. The murderer was brought in, with his hands _____ behind his back.
| A．being mopped | B．having tied | C．to be tied | D．Tied |
223. It was soa story that quite a few children were __________to tears.
| A．moved, moved | B．moving, moving | C．moving, moved | D．moved, moving |