______himself to his research on the IT technology, he soon made a breakthrough.
| A．Devoted | B．Devoting | C．Devote | D．To devote |
--- What made his mother so angry?
--- the exam.
| A．Because he didn’t pass |
| B．His not passing |
| C．He passed |
| D．Because he not passing |
--- Why didn’t you , Billy?
--- Sorry, dear. But I really forgot where I was supposed to meet you.
| A．make a promise |
| B．break your promise |
| C．keep your promise |
| D．lose your promise |
--- The girl could hardly wait to the lead in the super girl competition.
| A．try over |
| B．try out |
| C．try out for |
| D．try on |
--- Mary looks blue all the morning. What do you think made her so ____ .
--- Losing her new bicycle.
| A．upset |
| B．annoyed |
| C．surprised |
| D．astonished |
You can never imagine what great trouble I have this vase in my small dark attic.
| A．found |
| B．finding |
| C．to find |
| D．for finding |