As soon as she saw me she ______ tears.
| A．burst in |
| B．burst upon |
| C．burst out |
| D．burst into |
With that calm and _____ expression of hers, our anxiety almost disappeared into thin air.
| A．confusing | B．determined | C．opposing | D．confused |
The revolutionary system of farming, said the Israeli government spokesman, was one_____ he believed could change the face of modern agriculture.
| A．that | B．how | C．/ | D．what |
His life is in such a mess as leads to _____ in an unpleasant cycle.
| A．him caught | B．his being caught |
| C．him to be caught | D．his catching |
A powerful earthquake, _____ a magnitude of 6.3, struck the Indonesian island of Sumatra today, and at least 70 people.
| A．measured; killing | B．to measure; killed |
| C．measuring; killed | D．measuring; having killed |
Scientists are increasingly _____ that the earth is getting hotter because of carbon dioxide and other gases.
| A．convinced | B．confident | C．concerned | D．conscious |