大学英语预备级2-1求大神帮助

题目

大学英语预备级2-1求大神帮助
6 .I find English spelling ____.A.to be difficult B.difficult C.be difficult D.it’s difficult 7 .You must explain ____ how they succeeded ____ the experiment.A.of us; for B.at us; at C.to us ; in D.for us ; to 8 .It’s a long time since he left his hometown,____ A.didn’t he B.hadn’t he C.wasn’t it D.isn’t it 9 .Don’t get off the bus until it ____.A.will stop B.has stopped C.won’t stop D.hasn’t stopped 10 .Such people ____ you talked about are often seen.A.who B.as C.whom D.that

答案

1b 7c 8d 9b 10d