【推荐1】The course qualifies you ________(operate) this kind of machines in any area of the country. (用所给词的适当形式填空)

【推荐2】You need to pick up your courage and take ______the challenge to prove yourself. (用适当的词填空)

【推荐3】At the sight of the ___________________(move)scene, all the people present got        (lose)in thought.

【推荐1】With an important class meeting ________ (participate) in, I can’t go outing with you this weekend. (所给词的适当形式填空)

【推荐2】课内语法填空：根据所学语法知识，用适当语法结构填空，完成下列句子。
1. You'd better speak slower so that you can make yourself ______.(understand)
2. Pigeons have a wonderful sense of direction, which is why people in ancient times got them ______ (carry) messages.
3. Millions of Britons listened to the inspiring speech by Queen   Elizabeth II, ______ wisdom offered hope to them under lockdown.
4. The boy dived into the water and after ______ seemed to be a long time, he came up again.
5. The director was advised to give the task to ______ had a strong sense of responsibility.
6. ______ remains to be seen when students can attend school without wearing face masks.
7. ______ is known to all, the Pearl Harbour attack led to the US entering the Second World War.
8. The teacher, as well as some students ______ (be) going to visit the city museum tomorrow.
9. Generally   speaking, the old ______ (be) able to give us good advice due to their experience and wisdom.
10. It was at the age of fifteen ______ Louis Braille created a system with patterns of six raised dots representing each letter.

【推荐3】With an important class meeting ________ (participate) in, I can’t go outing with you this weekend. (用所给词的适当形式填空)