I’ve never read a better book than this one. ___________, it is the best one that I have ever read.
| A．Since then | B．In other words | C．At times | D．In some ways |
________ time went by, small clever animals covered the earth and have become the most important animals on the planet.
| A．With | B．As | C．Because | D．During |
________ at the result, the boss left without saying any word.
| A．Having disappointed | B．Disappointing |
| C．To be disappointed | D．Disappointed |
It was quite a job for her to ____ several children all by herself during the war.
| A．dress up | B．bring up | C．tie up | D．add up |
He looked around and caught a man _______ his hand into the pocket of a passenger.
| A．put | B．to be putting | C．to put | D．putting |
It’s always difficult being in a foreign country, ________ if you don’t speak the language.
| A．especially | B．specially | C．extremely | D．obviously |