1. No sugar for me, please. I am going on a diet.
2. He recommended my handing (hand) in my homework tomorrow morning.
3. The students should make use of every minute to speak English to adapt to studying (study) abroad.
4. In my opinion, anyone who breaks the law should be punished.
5. The new airport under construction lies in the east of the city.
6. We are going to hold a party next weekend. Please come at your convenience (convenient).