The students started their exciting journey in balloons_________ by jets of hot gas.

A. drove         B. to drive             C. driven               D. driving

We still remember the day_________ we spent in the old house.

A. what          B. on which           C. when         D. which

Although Lily is usually easy-going, she__________ be sometimes quite annoying.

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

What Mary said sounds reasonable, but________ it’s not true.

A. fortunately         B. actually             C. naturally            D. gradually

Generally speaking,__________ good education is regarded as __________ticket to success.

A. a; a            B. /;/              C. the; the             D. the; a

Growing up in a tough environment, the brothers went_________ thick and thin together.

A. over           B. across        C. with           D. through

—Could you walk_________ ? We’ll be late.

  —I’m trying, but my leg hurts.

A. faster         B. sooner        C. earlier        D. further

They have already had some everyday words_________ to the new edition of the dictionary.

A. adding        B. add            C. added         D. to add

_________James was sleepy, he stayed up late to finish his project.

A. As             B. Since         C. Unless        D. Although

He had a lot of friends, but none of_________ could lend him any money.

A. whom               B. them          C. which        D. who