Beavers have been known to use logs, branches, rocks, and mud to build darns that are more than a thousand __________.

A. do

B. make

C. produce

D. create

A. As soon as there was a strange noise, I turned on my new PC. 

B. Scarcely had I turned on my new PC when there was a strange noise. 

C. Hardly I had turned on my new PC, there was a strange noise. 

D. I had hardly turned on my new PC than there was a strange noise.

A. I knew their wedding would be planned earlier so I made some time to attend the reception party. 

B. I wish I had known their wedding plan sooner so that I could arrange time to attend the reception party. 

C. I don't know their wedding plan earlier so I can't make time to attend the reception party. 

D. When I knew their wedding party, it was too late to attend the reception party.

A. get rid of

B. be sure about 

C. become interested in

D. be doubtful about

A. Great idea! What meaningful gifts!

B. No, they are not available 

C. We're sorry to hear this

D. You should agree with us

A. has been used

B. were used

C. has used

D. are used

A. compact

B. solid

C. tight

D. rush