______side of the street is lied with different shops, _______ of which sell electronic products.
| A．Both; both | B．Either; all | C．Neither; either | D．Either; both |
26．— Why are you still here? Everybody has gone to attend the lecture by the president.
— Oh, I__________about it!
| A．wasn’t informed | B．hadn’t been informed | C．haven’t informed | D．didn’t inform |
25．Mr. Duncan raised an unnecessary question__________-he then failed to find an answer.
| A．to which | B．for which | C．with which | D．by which |
24_______the sale usually takes place outside the house ，with the audience on benches ，_______chairs or boxes。
| A．having seated | B．to seat | C．seated | D．Seating |
23．We still remember once__________round the famous tower when we were young.
| A．having taken | B．to be taken | C．having been taken | D．to have taken |
22．— Marx looks nervous.
— So___________you if you had so fierce a competition.
| A．do | B．did | C．will | D．Would |