I _______ the dance performance many times, each giving me a new understanding．
| A．watch | B．watched | C．have watched | D．am watching |
Film star Jet Li’ contribution to the One Foundation Project is _______, and many people respect him for it.
| A．available | B．admirable | C．constant | D．attractive |
——What impresses you most about your hometown?
——The street, the length of which is four times _______ it was eight years ago.
| A．that | B．as | C．than | D．what |
——Honey, this is a present for your birthday.
——Ah! A pair of shoes, a well-known brand—Nike! I think it must _______ comfortably.
| A．be worn | B．be wearing | C．have worn | D．wear |
Bocai Middle School, which is reported just two years ago, is now reowned throughout Hunan Province.
| A．having established | B．to be established |
| C．being established | D．to have been established |
——Did Jack come back early last night?
——Yes. It was not yet eight o’clock _______ he arrived home.
| A．before | B．when | C．that | D．until |