1 . Huawei is a world-famous company now ________ it has pioneered the development of 5G networks. (用适当的词填空)

2 . Success will never come automatically ________ we make great efforts. (用适当的词填空)

3 . Time flies so fast that we are all grown up ________ we even realize it.(用适当的词填空)

4 . ________ ________ ________ you persevere and do not give up halfway, you will surely create a miracle. (用适当的词填空)

5 . ________ ________ two-thirds of the earth surface is covered by water, many places are seriously short of water. (用适当的词填空)

6 . They chose to live in the suburbs ________ ________ they will not be disturbed by the heavy traffic and the serious air pollution. (用适当的词填空)

7 . ________ ________ the experiment failed, Nobel learned a lesson from it, which finally led to his success. (用适当的词填空)

8 . There are so many numbers here for you to remember. I suggest that you should write them down ________ ________ you forget them. (用适当的词填空)

9 . To tell the truth, in my opinion, ________ capable you are, it would be impossible for you to deal with such a difficult problem. (用适当的词填空)