【推荐1】We have difficulty __________________ (缩短这次演讲).

【推荐2】Our _________ competition about sports is coming.( 演讲)

【推荐3】Our headteacher gave a __________（发言） about more strength, more fun and more beauty to welcome the new term and new students.

【推荐1】David is always confident enough to make a ________ (演讲) in front of many people.

【推荐2】Dr. Zhong Nanshan was invited to make a ________ (speak) in a meeting.

【推荐1】Piano, guitar and violin are ________ (乐器).

【推荐2】I want to buy some s________ in the post office.

【推荐3】Complete the sentences with the given words in their suitable forms. （用括号中所给单词的适当形式完成下列句子）
1. Uncle David took up drawing as his hobby in his _______, and he is good at it now.(forty)
2. French is one of the most important _______languages in the world.(office)
3. The supermarket has received a lot of _______about the quality of their products.(complain)
4. I can lend this book to you. It is for your_______ only.(refer)
5. Tell me _______what you mean. What can't you say before your old friend?(straight)
6. The radar warning system is our_______against attack.(securely)
7. _______the words of pop songs is a good way to learn English.(memory)
8. I didn't_______becoming a writer in my childhood.(imagination)