—Davidhasmadegreatprogressrecently.—_______，and_______.
A、Sohehas；soyouhave
B、Sohehas；sohaveyou
C、Sohehas；sodoyou
D、Sohashe；soyouhave
Ithasbeenyears________Ireturnedhome.
A、after
B、that
C、since
D、when
WhichofthefollowingisNOToneofthecharacteristicsofidioms?
A、Thepartofspeechofeachelementinanidiomisveryimportant
B、Theconstituentsofidiomscaneplaced’tber
C、Thewordorderinanidiomcan’tbechanged
D、Anidiomfunctionsasoneword
Wecannotleavethistoughjobtoaperson________.
A、whonobodyhasconfidence
B、inwhomnobodyhasconfidence
C、forwhomnobodyhasconfidence
D、whoeveryonehasconfidenceof
WhichofthefollowingisNOToneofthemainsourcesofnewwordsinthepresent-dayEnglishvocabulary?
A、Therapiddevelopmentofmodernscienceandtechnology
B、Social,economicandpoliticalchanges
C、Theinvasionofforeigncountries
D、Theinfluenceofotherculturesandlanguages