________ by keeping down costs will Power Data hold its advantage over other companies.
| A．Only | B．Just | C．Still | D．Yet |
After having some interesting rides and terrifying free-fall drops, the children returned home,
_________ but excited.
| A．inspired | B．satisfied | C．worn-out | D．depressed |
______ made her put on weight so quickly was ______ she never limited her diet.
| A．Which; / | B．What; when | C．What; that | D．That; what |
The old tower must be saved, _______ the cost.
| A．however | B．whatever | C．whichever | D．wherever |
_______ the children grew old, they became more and more _______ in science.
| A．As; interested | B．With; interesting | C．While; interest | D．With; interested |
The enthusiastic physician takes part in all community services. ________, he often provides his medical service to the neighborhood.
| A．What’s worse | B．On the contrary | C．After all | D．Apart from it |