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21£®----Have you ________?
---- No£®I had the wrong number£®
A£®got in B£®got away C£®got off D£®got through
22£®______ is known to us all, good friends _________ happiness and value to life
A£®It; add B£®As; add C£®It; add to D£®As; add up
23£®In the good care of the nurses, the boy is _____ recovering from his heart operation£®
A£®quietly B£®actually C£®practically D£®gradually
24£®Some wild animals, ____ tigers and pandas, are in danger of dying out£®
A£®such as B£®such like C£®for example D£®namely