She dances ______ her younger sister, who is 10 years old

A. beautifully

B. as beautiful as is

C. beautifully as

D. as beautifully as does

Đốt cháy m gam hỗn hợp X gồm etyl axetat, axit acrylic và anđehit axetic rồi cho toàn bộ sản phẩm cháy hấp thụ hết vào bình đựng nước vôi trong dư thu được 45 gam kết tủa và khối lượng bình nước vôi trong tăng 27 gam. Số mol axit acrylic có trong m gam hỗn hợp X là

A. 0,050

B. 0,150

C. 0,100

D. 0,025

Read the following passage carefully and then choose the best option to fit each space. Identify your choice by circling letter A, B, C or D on the answer sheet.

          The 18^th-century battlefield was, compared with that of the 20^`th-century, an intimate theatre, especially intimate in the (19)___ of the Revolution, which was usually small even by the standards of the day. Soldiers had to come to close quarters to kill; this fact reduced the mystery of the battle, though perhaps not its terrors. But at least the battle field lost some of its impersonality. In fact, in (20)___  to (with) the 20^1h-century combat, in which the enemy usually remains unseen and the source of incoming fire unknown, in the 18^1h-century battles the enemy could be seen and sometimes even (21)___ . (22)____ one's enemy may have arose a singular (23) ____of feeling uncommon in modern battles. Before the (24)___ occurred tension and anxiety (25) _____ up as the troops marched from their column into a line of attack. The ( 26) ____ of their movements was well understood by themselves and their enemies, who must have watched with feeling of dread and fascination. When the order came sending them (27) ____ rages, even madness replaced the attacker's (28) ____, while terror and desperation filled those who received  the charge.

Điền vào số (28)

A. anxiety            

B. sympathy                   

C. passions           

D. nerves