You (　　　　) not believe this, but I plan to become a professional jazz musician.

• ① can
• ② may
• ③ must
• ④ should

Answer explanation

Jupiter is a gas giant made primarily of hydrogen and helium. Unlike terrestrial planets that have solid surfaces, gas giants like Jupiter don't have a well-defined solid surface, allowing them to accumulate more mass in a gaseous form. This composition has allowed Jupiter to grow significantly larger than planets with solid surfaces.

He (　　　　) be in because I can hear his radio.

• ① shall
• ② must have
• ③ has
• ④ must

You (　　　　) be serious. You must be joking.

• ① aren’t
• ② can’t
• ③ weren’t
• ④ didn’t

話してもいいですか。 (　　　　) I speak to you?

• ① Will
• ② May
• ③ Shall
• ④ Must

If you like, you (　　　　) use this computer for your next presentation.

• ① ought to
• ② should
• ③ must
• ④ can

You (　　　　) eat or drink in the theater. It’s not allowed.

• ① must
• ② have to
• ③ must not
• ④ don’t have to

We (　　　　) stay late at the office tomorrow. We are working on a big project at the moment.

• ① won’t
• ② shouldn’t
• ③ have to
• ④ can’t

Do you have to attend the meeting this afternoon? (　　　　), but I’d like to know more about the new committee. So I will.

• ① I think so
• ② I’m not
• ③ I don’t have to
• ④ I hope so.

You have (　　　　) to let me have a glance at it.

• ① hardly
• ② never
• ③ nothing
• ④ only

Oh, it’s already eleven o’clock? (　　　　) go home now.

• ① I’ve gotten
• ② I’ve got to
• ③ I had had to
• ④ I’m having to