Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
A country that is governed by a president and politicians elected by the people and where there is no king or queen is called a/an ________ one.
A.socialist
B.domestic
C.conservative
D.republic

Cho hình chóp \[ S.ABCD\] có \[ABCD \] là hình thoi với \[ AC \] \[ =a\sqrt 3 \] , \[ BD=a \] . Gọi E, F lần lượt là trung điểm \[ AD, BC; P \] là trung điểm \[ SE \] . Giao tuyến giữa \[ \left( PCD \right)\] và \[\left( SEF \right) \] cắt $SF $ lần lượt tại $Q$. Tính $PQ? $
A.\[ \dfrac{a}{6} \].
B.\[ \dfrac{a}{3} \].
C.\[ \dfrac{a}{4} \].
D.\[ \dfrac{a}{2} \].

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
________ is the practice of showing respect for God or a god, by saying prayers, singing with others, etc.
A.Hardship
B.Championship
C.Scholarship
D.Worship

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Viet Nam gained its ________ in 1945.
A.formation
B.independence
C.competition
D.process

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
ASEAN follows the ________ of democracy and the rule of law.
A.principle
B.theory
C.achievement
D.truth

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
She regrets that she spent her ________ travelling and not studying.
A.era
B.babyhood
C.age
D.youth

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Environmental pollution is one of the ________ issues which are discussed a lot in the world.
A.forthcoming
B.upcoming
C.current
D.past

Cho hình chóp $ S.ABCD $ . Gọi M, N lần lượt là hai điểm trên hai cạnh $ AB v\grave a CD $ , $ (\alpha ) $ là mặt phẳng chứa MN và song song với SA. Giao tuyến của $ (\alpha ) $ với $ \left( SAB \right) v\grave a \left( SAC \right) $ lần lượt là $ Mx v\grave a Oy $ . Chọn phát biểu đúng:
A. $ Mx v\grave a Oy $ cùng song song với $ SB $
B. $ Mx//SB, Oy//SC $
C. $ Mx//SA, Oy//SC $
D. $ Mx v\grave a Oy $ cùng song song với $ SA $

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Our government is committed to ________ friendly relations with the other ASEAN countries.
A.joining
B.arriving
C.going
D.building

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
ASEAN started a program of economic ________ in the late 1970s.
A.cooperation
B.participation
C.discussion
D.concentration