6. He’ll probably fly on the same plane as I ______ yesterday.
A. have done
B. will do
C. did
D. do
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7. Will you tell us how you ______to overcome the difficulties last week?
A. have managed
B. had managed
C. will manage
D. managed
8. She promised to give me whatever help I ______.
A. will need
B. would need
C. had needed
D. was needing
选择正确的短语填空:keep in touch with / long for / keep silent / worry about / not only1. Many people____________their children's friend circles.
选择正确的短语填空:keep in touch with / long for / keep silent / worry about / not only2. In the past, it was a small stamp that helped family members and friends to __________ each other.