This is not an economical way to get more water; ________, it is very expensive.
| A．in return | B．on the other hand | C．in a word | D．on the contrary |
_________ an ad does not lie, it does not mean it tells you the complete truth.
| A．Even if | B．As though | C．Only if | D．as if |
In order for a new sport _______, a current sport must be dropped.
| A．to add | B．to be added | C．adding | D．added |
An advertisement provides information and uses ________ language and exciting images to encourage people to buy a product.
| A．exact | B．special | C．stressed | D．persuasive |
________ 200BC, the Silk Road, which was the route for trade between the East and the West, was in use.
| A．As early as | B．As far as | C．As long as | D．As well as |
I went back to the cinema to look for my keys, only __________.
| A．finding it shut | B．having found it gone |
| C．to find it closed | D．to have found them |