Generally speaking, according to the directions, _____ the drug has no side effect.
| A．when taken | B．when taking | C．when to take | D．when to be taken |
Many people believe that hunger is only a problem in the developing world. ______, it is a problem all over the world.
| A．For one thing | B．In addition | C．As well | D．On the contrary |
Give me an undisturbed hour and I ______ the work Tom has left unfinished.
| A．see to | B．will see to | C．would be seeing to | D．have seen to |
We have been seeing good cooperation between tourism industries across the Taiwan Straits ______ shape since July, 2008.
| A．taken | B．to take | C．taking | D．being taken |
A lot of attention ______ to greenhouse gas emission. Look at those environmental posters.
| A．is paying | B．is being paid | C．has paid | D．had been paid |
It was while he was visiting his uncle in a mountain village ______ he got the inspiration for his new novel.
| A．that | B．which | C．when | D．where |