You can’t learn to play the piano without practising．____, you can’t learn a language well without using it.
| A．Likely | B．Hopefully |
| C．Similarly | D．Personally |
It was ______ back home after the experiment.
| A． not until midnight did he go | B． until midnight that he didn’t go |
| C． not until midnight that he went | D． until midnight when he didn’t go |
It was 1969___ the American astronauts succeeded in landing on the moon.
| A． that | B． when | C． on which | D． which |
______ with the size of the whole earth, the biggest ocean does not seem big at all.
| A． Compare | B． When comparing | C． Comparing | D． Compared |
Varieties of household goods are sold here, ________from babies’ toys to old men’s walking sticks.
| A．changing | B．varying | C．ranging | D．classifying |
In his speech, Marks made the point ______ far more people died from smoking than from taking drugs.
| A．what | B．where | C．which | D．that |