---Do you know what Tom does all day?
---I know he spends at least _______ time watching TV as he does spend doing his lessons.
| A．more | B．as much | C．much | D．as more |
_______all his courage, he invites Celine．to get off the train with him．
| A．To gather | B．Gathered | C．Gathering | D．Being gathered |
______in four different countries, Jessie is a typical third culture kid, the term of which refers to children who spend a period of time in one or more cultures．
| A．Bring up | B．Having brought up |
| C．Bringing up | D．Brought up |
The Mekong River Commission has found no evidence ______ the dams on the upper reaches have an influence on the water flow downstream．
| A．which | B．that | C．where | D．what |
Head coach Li Yan bursts into tears of joy when she sees Zhou Yang first _____ the finish line at the women's 1500m short track speed skating final．
| A．to cross | B．having crossed | C．cross | D．crossed |
27．It was the President himself______ opened the door．
| A．who | B．when | C．which | D．where |