If the weather is fine,we (go) for picnic. if i (to have this) rare book, i should gladly fend it to you . your brother(to became) much stronger if he look cold baths regularly. поставить в правелную форму !

If the weather is fine, we will go for ppicnic i

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if the weather is fine,we will go for picnic.
if i had this rare book, i should gladly fend it to you .
your brother will became much stronger if he look cold baths regularly.