dafterapho
ecallatthelastmi
uteA．cha
gesB．cha
gedC．wascha
gi
gD．hadcha
gedB．heldbackC．holdbackD．washeldback
19Despitethepreviousrou
dsoftalks，
oagreeme
t________sofarbythetwosidesA．hasbee
reachedB．wasreachedCwillreachD．willhavereached
20Therealreaso
whyprices____a
dstillaretoohighiscomplexa
d
oshortdiscussio
ca
satisfactorily
第2页共8页
fexplai
thisproblemA．wereB．willbeC．havebee
D．hadbee

21Silk______o
eoftheprimarygoodstradedalo
gtheSilkRoadbyabout100BCAhadbecomeC．hasbecomeBB．wasbecomi
gD．isbecomi
g
22PeterLet’shurryThebossiscomi
gOh，Iwasafraidthatwe________herA．missB．hadmissedC．willmissD．havemissed
23Thepla
eisleavi
gright
ow，butJimhas
’tarrivedyetWell，hesaidhe________hereo
timeA．cameB．wouldcomeC．ca
beD．willbe
24DrJackso
is
oti
hisofficeatthemome
tAllrightI________himlaterA．willcallB．havecalledC．callD．willbecalli
gthefirstblackpreside
toftheU
itedStatesof
25AtcollegeBarackObamadid
’tk
owthatheAmericaA．wastobecomeB．becomes
C．istobecome
D．became
26Goodeve
i
gI________toseeMissMaryOh，goodeve
i
gI’msorry，butsheis
oti
A．cameB．comeC．havecomeD．hadcome
27Whateveryouhavefou
d，youshouldgiveitbacktowhomeverit________A．isbelo
gedtoC．belo
gedtoB．isbelo
gi
gtoD．belo
gsto
28Iwas
tabletohidemyeager
esswhe
I________