18．

9．______ I’m unhappy, my friends always stand by me and cheer me up.

7．The camera has a lot of small buttons, ________ makes it rather awkward to use.

12．Only in this way ____ expect to get over so many difficulties.

30．What can we infer from the passage?

34．What should people be like when singing March of the Volunteers?

29．Why did the United Nations ask more people to eat insects?

25．

17．

1．If we want to achieve success or get over the difficulties on the way, we shouldn‘t focus too much on the ________ side of our life .

23．

28．How many crickets do we need if we want to have 300 grams of flour?