If you put too many potatoes in that paper-bag it will _____.
| A．fail | B．explode | C．crack | D．burst |
When you ______ at a restaurant, please order just enough food.
| A．eat | B．will eat | C．ate | D．have eaten |
Mr Lin, a famous writer, _______ our school last week.
| A．visits | B．will visit | C．is visiting | D．visited |
Smile to the world, ______ the world will smile back to you.
| A．nor | B．but | C．or | D．and |
— It will be my turn. I feel a little nervous.
—______ You can make it.
| A．Congratulations! | B．Take it easy |
| C．Look out! | D．Have a good time. |
My uncle lost his ID card yesterday. ______, a boy found it and gave it back to him last night.
| A．Loudly | B．Clearly | C．Luckily | D．Nearly |