Đáp án: D
Dịch: Máy bay bay trong vòng cung hình bầu dục tạo ra trọng lực cho các thử nghiệm và mô phỏng kéo dài 20-25 giây.
Đáp án: D
Dịch: Máy bay bay trong vòng cung hình bầu dục tạo ra trọng lực cho các thử nghiệm và mô phỏng kéo dài 20-25 giây.
Choose the best answer A, B, C or D to complete the sentences.
Yuri Gagarin became the first person to eat and drink in …………
A.weightless
B.gravity
C.specific gravity
D.microgravity
Choose the best answer A, B, C or D to complete the sentences.
Do you know the reason ……. humans are interested in Mars and other planets in thesolar system?
A.which
B.that
C.why
D.whose
Choose the best answer A, B, C, or D to complete the sentences.
Teachers provide a model for children to _________.
A. allow
B. behave
C. change
D. imitate
Choose the best answer A, B, C or D to complete the sentences.
That’s the doctor for ................ Cliff works.
A. that
B. which
C. whom
D. whose
Choose the best answer A, B, C or D to complete the sentences.
Marie, ................ I met at the party, called me last night.
A. that
B. whom
C. which
D. whose
Choose one A, B, C or D that best fits the blank space in each sentence.
If you want to pass the English tests, you _______ study hard.
A. can
B. must
C. will
D. might
Choose the best answer A, B, C or D to complete the sentences.
She’s the woman ................ sister looks after the baby for us.
A. who
B. which
C. that’s
D. whose
Choose the best answer A, B, C, or D to complete the sentences.
Louis is virtually bilingual_________ Dutch and German.
A. on
B. in
C. for
D. with
Choose the best answer A, B, C, or D to complete the sentences.
Peter can just get ____________ in German.
A. up
B. down
C. out
D. by