It is known to all that a proper amount of exercise ______ to good health.
| A．benefits | B．contributes | C．values | D．improves |
Doctor have said that as many as 50% of patients don’t take medicine _______.
| A．like directed | B．to be directed |
| C．as directed | D．so that directed |
In April last year, thousands of holiday-makers in Europe remained ___________ abroad due to the volcanic ash cloud.
| A．sticking | B．stuck | C．to be stuck | D．to have stuck |
The purpose of the research had a more important meaning for them than_______.
| A．ours | B．those of ours | C．it had for ours | D．it did for us |
Could I speak to ________ is in charge of International Sales, please?
| A．anyone | B．someone | C．whoever | D．no matter who |
The seaside here draws a lot of tourists every summer. Warm sunshine and soft sands make ________ it is .
| A．what | B．which | C．how | D．where |