Much to my surprise, she ________tears ________she read the letter.
| A．burst out; instant | B．burst into; the instant |
| C．burst out; instantly | D．burst into; instant |
Our government are taking firm measures to make pollution________.
| A．to the end | B．put to an end | C．in the end | D．without end |
________ deep down in the earth，the dead forests rotted away and became coal.
| A．Burying | B．Buried | C．To bury | D．Having buried |
—What happened to the priceless works of art?
—________.
| A．They were destroyed in the earthquake |
| B．The earthquake was destroying them |
| C．They destroyed in the earthquake |
| D．The earthquake were to destroy them |
—What happened?
—Oh，a bee appeared on Kate’s dress，and her sudden________ of cry scared us.
| A．break | B．burst | C．attitude | D．express |
________our earth，or else it will be no longer fit for us to live on.
| A．Protecte | B．To protect | C．Protecting | D．Protect |