( ) black clouds covering the sky， he stopped his work and went home.

A. his answer was confident B. he was confidently answered

C. he answered confidently D. his answers were confident

A. his answer was confident B. he was confidently answered

C. he answered confidently D. his answers were confident

A. the cupboard could not be moved.

B. she could not move the cupboard.

C. the cupboard was too heavy for one person to move.

D. the cupboard was unable to move.

A. him not to smoke again B. him to smoke not again

C. him to not smoke again D. not him to smoke again

A. not her being able to attend B. her not being able to attend

C. her being able not to attend D. her being notable to attend

a. No,not yet

b. No,not still

c. No,not already

d. No,not just

a. Do you want to buy a pair of shoes

b. What about a gole necklace

c. How about an evening gown

d. Don"t you think a gold watch would be very nice

a. Be relaxed

b. Take it easy

c. Don"t worry

d. Take your time

a. Go on

b. Take it easy

c. All right

d. Look out

a. Go on

b. Take it easy

c. All right

d. Look out