I think he can finish the work on time． It doesn't ________ /rɪˈkwaɪə/ much effort．（ ）
A．requireB．rocketC．requestD．repair
I still keep taking exercise every day _____ I am busy with so many subjects．（ ）
A．untilB．unlessC．becauseD．though
Some jazz musicians are great because they can _____music while playing（ ）
A．put upB．set upC．take upD．make up
What's the weather like in Kunming， Lucy？
It's _____ hot _____cold． So Kunming is called"the Spring City"．（ ）
A．neither； norB．not only； but also
C．either； orD．both；and
High﹣speed trains are seen as one of the new Four Great_____of China．（ ）
A．AchievementsB．Agreements
C．EnvironmentsD．Inventions
Is everyone here， Jonathan？
No Sir． Millie is absent． She_____for two days．（ ）
A．has fallen illB．has been ill
C．fell illD．was ill