Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following question.
I picked up my book. I found that the cover had been torn.
A.The cover had been torn when my book picked up.
B.On picking up my book, I saw that the cover had been torn.
C.When picking up my book, the cover had been torn.
D.Picked up, the book was torn.

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.
Visitors come to the museum to admire the relics. They were excavated from the ancient tombs.
A.(3) Visitors come to the museum to admire the relics excavated from the ancient tombs.
B.(4) Excavated from the ancient tombs, visitors come to the museum to admire the relics.
C.(2) Having been excavated from the ancient tombs, the relics attract attention from the public a lot.
D.(1) Visitors come to the museum to be admired with the relics that were excavated from the ancient tombs.

Mark the letter A, B, C or D to indicate the sentence that best combines each pair of sentences in the following questions.
The Prime Minister set up a committee of financial experts. They were to help him discuss and formulate new policies.
A.(1) The Prime Minister, who is a financial expert, set up a committee to discuss and formulate new policies.
B.(4) A committee consisting of financial experts who were helped by the Prime Minister discussed and formulated new policies.
C.(2) A committee consisting of financial experts was set up by the Prime Minister to help him discuss and formulate new policies.
D.(3) The Prime Minister, who was helped by financial experts, set up a committee to discuss and formulate new policies.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to the following question.
Most of the classmates couldn't come. He invited them to the birthday party.
A.Most of the classmates he was invited to the birthday party couldn't come.
B.Most of the classmates which he invited to the birthday party couldn't come.
C.Most of the classmates that he invited them to the birthday party couldn't come.
D.Most of the classmates he invited to the birthday party couldn't come.

Nguyên tố nào dưới đây không thuộc nhóm halogen ?
A.Clo (Cl)
B.Flo (F)
C.Iot (I)
D.Heli (He)

Dãy nào dưới đây chứa các nguyên tố đều thuộc nhóm khí hiếm (VIIIA) ?
A.H, Kr, Ne, Ar
B.He, Ar, Kr, Ne
C.Ag, He, Kr, Ne
D.K, He, Ne, Ar

Phát biểu nào dưới đây đúng ?
A.Hầu hết các khí hiếm đều không tham gia phản ứng hóa học (trừ một số trường hợp đặc biệt) do có cấu hình eletron lớp ngoài cùng bền vững
B.Tất cả các nguyên tố trong nhóm khí hiếm (VIIIA) đều có cấu hình lớp ngoài cùng $ n{{s}^{2}}n{{p}^{6}} $
C.Nguyên tố Rb (Rubiđi) thuộc nhóm VIIIA (nhóm khí hiếm)
D.Ở điều kiện thường khí hiếm đều ở trạng thái khí và trong phân tử có chứa hai nguyên tử

Nhóm VIIA còn được gọi là
A.nhóm khí hiếm.
B.nhóm kim loại chuyển tiếp.
C.nhóm kim loại kiềm.
D.nhóm halogen.

Kim loại nào dưới đây không thuộc nhóm IA (nhóm kim loại kiềm) ?
A.Na (Natri)
B.Li (Liti)
C.K (Kali)
D.Bari (Ba)

Nguyên tố nào dưới đây trong nhóm IA là nguyên tố phóng xạ ?
A.Fr (Franxi)
B.Cs (Xesi)
C.Na (Natri)
D.Rb (Rubiđi)