The expert did encourage the ______ of new medical treatments into his own country.
| A．attention | B．introduction | C．intention | D．information |
The toys are ___________ the animals , which are attractive to the children .
| A．modeled after | B．looked after |
| C．named after | D．gone after |
__________ is no wonder that the building is_____________ now ; it caught so big a fire last night .
A. There; in ruins B.That ; in ruins
C It;in ruins D.It ; in ruin
With all these attractions , no wonder tourism is increasing ________ there is a Disneyland .
| A．whichever | B．however | C．whatever | D．wherever |
There are unhappy smiles , such as when someone “loses ________face ” and smiles to hide it
| A．a | B．/ | C．an | D．the |
I don’t know __________ or not the work will be completed on time .
| A．whether | B．if | C．which | D．how |