After searching for several hours, the boy was _____ too pleased to find his lost mobile phone.

---Have you been to the National Theatre? ---No, but I’ve         bought two tickets for the concert to be given this weekend.

Though some foreign scientists had a ______ opinion of his new invention, his fellow workers never thought ____ of it.

The local government has been accused of not responding _________ to the needs of the homeless in the flood-stricken area．

Compared with male graduates, a(n) ______ small number of female graduates can get employed when they go job-hunting.