Nearly _______of the earth___covered by sea.
A. three fourth; isB. three fourths; is
C. three fourth; areD. three fourths; are
--Don’t worry. My mother will look after your baby __________.
--Thanks a lot.
A. careful enough B. enough careful C. carefully enough
The car accident happened ____ a cold winter morning. Luckily, no one was hurt.
A. in B. on C. at D. of
________mothers can’t go to the meeting, because they have gone to New York on business.
A. Alice and Lily’sB. Alice’s and Lily’sC. Alice’s and Lily
_______ they are twin brothers, they don’t look like each other.
A. Though B. Since C. However D. When
Tom is not good at math. He always feels ______before she takes a math test.
A. interestedB. comfortableC. nervousD. proud
