—Really,I don’t know_______to join the army or to find a job after my graduation.—Why don’t you_______ your parents’ advice? They will surely help you.
The chairman thought _____ necessary to invite Professor Smith to speak at the meeting.
I admired my classmate Lisa very much.___ her prettiness, she was smart and helpful.
_____ we can see, we can’t get very far in this project without her help.
Try ____ she might, Sue couldn’t get the door open.
More than one company ___ the new design to market only to see it quickly denied by those who couldn’t wear them.