—— Why? Tom, your shirt is so dirty!
—— Mum, I ＿＿＿＿＿ my storeroom downstairs。
| A．cleaned | B．have worked | C．was cleaning | D．have been cleaning |
Traditionally, college students hold a graduation ceremony to encourage themselves before they ______ on their life journey.
| A．give up | B．settle down | C．get through | D．set off |
Michelle found a job as a high school teacher which____ spending quite a lot of time with students.
| A．enjoys | B．involves | C．practices | D．suggests |
Financial markets will be disturbed as ______ business adjusts its working approaches and policies from an assumption of 3-3.5% potential output growth.
| A．compulsory | B．conventional |
| C．contradictory | D．contemporary |
Students who graduate with working experience will be given _____ over those who never work in any company.
| A．production | B．preference |
| C．presence | D．preparation |
A survey indicates the _____ of men to women in the population has changed in recent years.
| A．proportion | B．proposal | C．promotion | D．Property |