______ the workers’ working conditions, the boss will allow them to have a coffee break.
| A．Improving | B．To improve | C．Having improved | D．Improved |
Will you be able to attend the lecture _____ next week?
| A．giving | B．given | C．to be given | D．being given |
I'm pleased to see the problem _____ so quickly.
| A．settled | B．having been settled | C．be settled | D．settle |
What he said made us deeply _____.
| A．move | B．moved | C．moving | D．being moved |
I saw him _____ behind the tree, thinking.
| A．sat | B．seated | C．seating | D．seat |
Maria would not go to the party, as she had no fine dress, no jewelry _____.
| A．to show | B．shown | C．showing off | D．to show off |