1. The message is very important，so it is supposed _________ as soon as possible． A．to be sent B．to send C．being sentD．sending 2. I feel greatly honored _________ into their society． A．to welcome B．welcoming C．to be welcomedD．welcomed 3. It is worth considering what makes “convenience”foods so popular，and ______ better ones of your own． A．introducesB．to introduce C．introducingD．introduced 4. As new driver．I have to practice _______the car in my small garage again and again． A．parkingB．to park C．parked D．Dark
