请认真阅读下列各小题，并根据上下文语境，在空白处选择合适的词组并用其正确形式填空。选项中有两项为多余选项。

make a difference,       focus,       on,       in exchange for,     lie in,       make the most of,       back down, as a result of,       see eye to eye with,       go through,       calm down,       think through,        shoot up

【小题1】I gave her a nice coat________ several interesting books.
【小题2】Many people all over the world suffer________ the COVID-19.
【小题3】They are working around the clock in the lab, ________ all their attention ________ finding a solution to the problem.
【小题4】Those who are better at ________ the chances are more likely to succeed.
【小题5】The real worth of a man ________ what he is, not in what he has.
【小题6】Sales ________ by 10% last month.
【小题7】They had been meeting for ten hours, but they still couldn’t ________ important issues.
【小题8】We could see that difficulties would ________ if we stood firm.
【小题9】I can’t give you the answers off hand because I haven’t ________ the consequences.
【小题10】You ________ a period of rapid development at present, and everything will turn out all right soon.