Viết tập hợp B các chữ số của số 9087 B = 9 B [B =A.\(B = \left\{ 9 \right\}\)B. \[B = \left\{ {9;0} \right\}\]C. \[B = \left\{ {9;0;8} \right\}\]D. \(B = \left\{ {9;0;8;7} \right\}\)B.C.D.

Viết tập hợp A các chữ cái trong bảng chữ cái tiếng Vi
A.\(A = \left\{ {T;O;A;N;K;E;I;R;H;U;C} \right\}\)B. \(A = \left\{ {T;O;A;N;K;E;I;R;H;U} \right\}\)
B.\(A = \left\{ {T;O;A;K;E;I;R;H;U;C} \right\}\)D. \(A = \left\{ {T;O;A;N;K;E;I;R;H;U;C;6} \right\}\)
C.
D.

Coffee shops are forbidden to serve over ten customers
A.Under no circumstances are coffee shops prohibited from serving over ten customers at a time during social distancing.
B.On no account are coffee shops permitted to serve over ten customers at a time during social distancing.
C.In no way are coffee shops prohibited from serving over ten customers at a time during social distancing.
D.At no time were coffee shops permitted to serve over ten customers at a time during social distancing.

Mike doesnt feel well today He cant go out with his fr
A.Provided that Mike feels well today, he can't go out with his friends.
B.If Mike had felt well today, he couldn't have gone out with his friends.
C.If only Mike had felt well today, he couldn't have gone out with his friends.
D.Mike wishes he felt well today so that he could go out with his friends.

The spokesman had an uphill struggle to find an explan
A.spokesman
B.uphill
C.intelligent
D.layman

Mai invites her classmates to her 18th birthday party
A.invites
B.to
C.party
D.week

Students need to develop necessary skills to prepare f
A.need
B.necessary
C.prepare
D.his

He last went to the cinema two months ago He has two m
A.He has two months to go to the cinema.
B.He hasn't gone to the cinema for two months.
C.He has gone to the cinema for two months.
D.He didn't go to the cinema two months ago.

I have a lot of homework to do Ha said Ha said that I
A.Ha said that I have a lot of homework to do.
B.Ha said that she had a lot of homework to do.
C.Ha said that she has had a lot of homework to do.
D.Ha said that I had a lot of homework to do.

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