A donee not competent to contract and accepting property burdened by any obligation is not bound by his acceptance. But if, after becoming competent to contract and being aware of the obligation, he retains the property given, he becomes so bound. Illustrations (a) A has shares in X, a prosperous joint stock company, and also shares in Y, a joint stock company, in difficulties. Heavy calls are expected in respect of the shares in Y. A gives B all his shares in joint stock companies. B refuses to accept the shares in Y. He cannot take the shares in X. (b) A having a lease for a term of years of a house at a rent which he and his representatives are bound to pay during the term, and which is more than the house can be let for, gives to B the lease, and also, as a separate and independent transaction, a sum of money. B refuses to accept the lease. He does not by this refusal forfeit the money. 128. Subject to the provisions of section 127, where a gift consists of the donor's whole property, the donee is personally liable for all the debts due by and liabilities of the donor at the time of the gift to the extent of the property comprised therein.