There is a great deal of evidence _______ that music activities engage different parts of the brain.
| A．indicate | B．indicating | C．to indicate | D．to be indicating |
Distinguished guests and friends, welcome to our school, _____the ceremony of the 50th Anniversary this morning are our alumni （校友） from home and abroad.
| A．Attend | B．To attend | C．Attending | D．Having attended |
__ unemployment and crime are high, it can be assumed that the latter is due to the former.
| A．Before | B．Where | C．Unless | D．Until |
This special school accepts all disabled students, __ educational level and background.
| A．according to | B．regardless of | C．in addition to | D．in terms of |
--- Bill, can I get you anything to drink?
--- .
| A．You are welcome | B．No problem |
| C．I wouldn't mind a coffee | D．Doesn’t matter |
He did not regret saying what he did but felt that he ______ it differently.
| A．could express | B．would express |
| C．could have expressed | D．must have expressed |