— Generally speaking, light ___ faster than sound. — Yes, it is a rule.
| A．flies | B．spreads |
| C．travels | D．walks |
If you ______ go, at least wait until the storm is over.
| A．must | B．can | C．will | D．may |
Everyone lent a hand so that the work ______ a week earlier than I had planned.
| A．finishes | B．has finished |
| C．is finished | D．was finished |
Tony is ______ than his father, though he is only eleven years old.
| A．tall | B．taller | C．tallest | D．the tallest |
— ______ will I stay in Singapore during the summer holiday?
— Let me check it for you. For two days.
| A．How much | B．How long |
| C．How far | D．How many |
We’d better ______ subjects like age, weight or money while talking in Western countries.
| A．agree | B．avoid | C．afford | D．allow |