The job is so ________ that I could ________ finish it on time.
| A．hard; hard | B．hardly; hard | C．hard; hardly | D．hardly; hardly |
This is 3-D printer. And this is an artificial (人工的) ear. Can you believe that scientists printed this artificial ear by this 3-D printer?
| A．a | B．an | C．the | D．/ |
Nearly _______of the earth___covered by sea.
| A．three fourth; is | B．three fourths; is |
| C．three fourth; are | D．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’s B. Alice’s and Lily’s C. Alice’s and Lily