—— Here ________！Where is Xiao Liu?
——There ________.
A. comes the bus; is he B. comes the bus; he is
C. the bus comes; is he D. the bus comes; he is
The professor suggested the problem ________ at once.
A. referred to be solved B. referred to solving
C. referred to was solved D. referred to must be solved
With nothing_______to burn, the fire became weak and finally died out.
A. leaving B. left
C. leave D. to leave
Americans eat ________ vegetables per person today as they did in 1910.
A. more than twice B. as twice as many
C. twice as many as D. more than twice as many
This book is said to be the special one, which ________ many events not found in other books.
A. covers B. writes
C. prints D. reads
______with a difficult situation，Arnold decided to ask his boss for advice.
A. To face B. Having faced
C. Faced D. Facing
