The story of A Wooden Horse attracts the kids a lot and keeps ______ excited for hours.

A. they B. them C. theirs D. themselves

I got six presents at Christmas. Two were from my parents, and ______ four from my friends.

A. others B. the others C. other D. the other

The little boy wants to know which animals come out for food only ______ night.

A. for B. at C. on D. in

The two sisters planned to borrow some money ______ their friends to start online business.

A. with B. to C. by D. from

Most of Frank’s books, usually with ______ pictures in each book, are for young children.

A. hundred B. hundreds C. hundred of D. hundreds of

The students ran to the playground as ______ as they could to cheer for their favorite team.

A. fast B. faster C. fastest D. the fastest

Julia looked very ______ when she finished her performance and said thanks to the audience.

A. happily B. quietly C. lovely D. seriously

This pet shop is losing its customers ______ its staff work slowly and often make mistakes.

A. so B. because C. until D. although

You will surely realize your dream of being a scientist ______ you give it up halfway.

A. though B. if C. unless D. since

One ______ easily lose his way when he visits or comes to a new place.

A. may B. must C. need D. should