12.Lorry,___ university student from America,teaches us ___ history of western art.( )
A. | an; the | B. | a; the | C. | the;/ | D. | the; a |
9.Generally speaking,being hard-working is just ______ it takes to be successful in your career.( )
A. | what | B. | which | C. | that | D. | why |
8.From the helicopter,we could see nothing but flood waters and tops of trees ______ there had once been homes and farmlands.( )
A. | that | B. | where | C. | when | D. | what |
7._____ to nuclear radiation even for a short time may produce variants of genes in human bodies,( )
0 136378 136386 136392 136396 136402 136404 136408 136414 136416 136422 136428 136432 136434 136438 136444 136446 136452 136456 136458 136462 136464 136468 136470 136472 136473 136474 136476 136477 136478 136480 136482 136486 136488 136492 136494 136498 136504 136506 136512 136516 136518 136522 136528 136534 136536 136542 136546 136548 136554 136558 136564 136572 151629
A. | Being exposed | B. | Having exposed | ||
C. | Exposed | D. | After being exposed |