问三道英语的选择题

问三道英语的选择题
1.Here is a piece of chalk for you to write____on the blackboard
A / B in C down D with
2.Joyce had nothing to do but ___in bed,____the ceiling
A lie,looking at
B to lie ,look at
C lying,to look at
D lay,looking at
3.I regretted ____the meeting ___the other day
A to miss,holding
B to miss,held
C missing,held
D missing,holding